Finding the Fourth Proportional to 42,542.39, 58,698.42 and 35,762.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,542.39 : 58,698.42 = 35,762.15 : x
2. Step 2: Convert to fraction form
   42,542.39/58,698.42 = 35,762.15/x
3. Step 3: Cross multiply
   42,542.39x = 58,698.42 × 35,762.15
4. Step 4: Simplify right side
   42,542.39x = 2,099,181,700.80
5. Step 5: Solve for x
   x = 2,099,181,700.80/42,542.39
6. Step 6: Final answer
   x = 49,343.30