Finding the Fourth Proportional to 73,489,973.06, 110,218,518.72 and 21,663,518.72

Step by Step Solution

1. Step 1: Write the proportion equation
   73,489,973.06 : 110,218,518.72 = 21,663,518.72 : x
2. Step 2: Convert to fraction form
   73,489,973.06/110,218,518.72 = 21,663,518.72/x
3. Step 3: Cross multiply
   73,489,973.06x = 110,218,518.72 × 21,663,518.72
4. Step 4: Simplify right side
   73,489,973.06x = 2,387,720,943,581,390.50
5. Step 5: Solve for x
   x = 2,387,720,943,581,390.50/73,489,973.06
6. Step 6: Final answer
   x = 32,490,431.61