Finding the Fourth Proportional to 72,049,499,051.67, 108,052,489,805.24 and 21,671,559,379.68

Step by Step Solution

1. Step 1: Write the proportion equation
   72,049,499,051.67 : 108,052,489,805.24 = 21,671,559,379.68 : x
2. Step 2: Convert to fraction form
   72,049,499,051.67/108,052,489,805.24 = 21,671,559,379.68/x
3. Step 3: Cross multiply
   72,049,499,051.67x = 108,052,489,805.24 × 21,671,559,379.68
4. Step 4: Simplify right side
   72,049,499,051.67x = 2,341,665,948,936,526,626,816
5. Step 5: Solve for x
   x = 2,341,665,948,936,526,626,816/72,049,499,051.67
6. Step 6: Final answer
   x = 32,500,794,311.66