Finding the Fourth Proportional to 42,387.50, 63,592.60 and 14,685.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,387.50 : 63,592.60 = 14,685.50 : x
2. Step 2: Convert to fraction form
   42,387.50/63,592.60 = 14,685.50/x
3. Step 3: Cross multiply
   42,387.50x = 63,592.60 × 14,685.50
4. Step 4: Simplify right side
   42,387.50x = 933,889,127.30
5. Step 5: Solve for x
   x = 933,889,127.30/42,387.50
6. Step 6: Final answer
   x = 22,032.18