Finding the Fourth Proportional to 16,139,632.48, 22,272,022.65 and 8,797,304.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,139,632.48 : 22,272,022.65 = 8,797,304.05 : x
2. Step 2: Convert to fraction form
   16,139,632.48/22,272,022.65 = 8,797,304.05/x
3. Step 3: Cross multiply
   16,139,632.48x = 22,272,022.65 × 8,797,304.05
4. Step 4: Simplify right side
   16,139,632.48x = 195,933,755,060,536.75
5. Step 5: Solve for x
   x = 195,933,755,060,536.75/16,139,632.48
6. Step 6: Final answer
   x = 12,139,914.30