Finding the Fourth Proportional to 42,563,225.90, 63,853,805.50 and 13,807,116.14

Step by Step Solution

1. Step 1: Write the proportion equation
   42,563,225.90 : 63,853,805.50 = 13,807,116.14 : x
2. Step 2: Convert to fraction form
   42,563,225.90/63,853,805.50 = 13,807,116.14/x
3. Step 3: Cross multiply
   42,563,225.90x = 63,853,805.50 × 13,807,116.14
4. Step 4: Simplify right side
   42,563,225.90x = 881,636,908,519,470.75
5. Step 5: Solve for x
   x = 881,636,908,519,470.75/42,563,225.90
6. Step 6: Final answer
   x = 20,713,582.91