Finding the Fourth Proportional to 42,707.30, 63,888.15 and 37,523.30

Step by Step Solution

1. Step 1: Write the proportion equation
   42,707.30 : 63,888.15 = 37,523.30 : x
2. Step 2: Convert to fraction form
   42,707.30/63,888.15 = 37,523.30/x
3. Step 3: Cross multiply
   42,707.30x = 63,888.15 × 37,523.30
4. Step 4: Simplify right side
   42,707.30x = 2,397,294,218.90
5. Step 5: Solve for x
   x = 2,397,294,218.90/42,707.30
6. Step 6: Final answer
   x = 56,133.13