Finding the Fourth Proportional to 42,440.38, 63,914.47 and 38,657.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,440.38 : 63,914.47 = 38,657.04 : x
2. Step 2: Convert to fraction form
   42,440.38/63,914.47 = 38,657.04/x
3. Step 3: Cross multiply
   42,440.38x = 63,914.47 × 38,657.04
4. Step 4: Simplify right side
   42,440.38x = 2,470,744,223.37
5. Step 5: Solve for x
   x = 2,470,744,223.37/42,440.38
6. Step 6: Final answer
   x = 58,216.83