Finding the Fourth Proportional to 72,049,499,064.96, 108,052,489,825.12 and 21,671,559,392.94

Step by Step Solution

1. Step 1: Write the proportion equation
   72,049,499,064.96 : 108,052,489,825.12 = 21,671,559,392.94 : x
2. Step 2: Convert to fraction form
   72,049,499,064.96/108,052,489,825.12 = 21,671,559,392.94/x
3. Step 3: Cross multiply
   72,049,499,064.96x = 108,052,489,825.12 × 21,671,559,392.94
4. Step 4: Simplify right side
   72,049,499,064.96x = 2,341,665,950,800,132,964,352
5. Step 5: Solve for x
   x = 2,341,665,950,800,132,964,352/72,049,499,064.96
6. Step 6: Final answer
   x = 32,500,794,331.53