Finding the Fourth Proportional to 77,962.11, 107,587.83 and 42,152.15

Step by Step Solution

1. Step 1: Write the proportion equation
   77,962.11 : 107,587.83 = 42,152.15 : x
2. Step 2: Convert to fraction form
   77,962.11/107,587.83 = 42,152.15/x
3. Step 3: Cross multiply
   77,962.11x = 107,587.83 × 42,152.15
4. Step 4: Simplify right side
   77,962.11x = 4,535,057,810.40
5. Step 5: Solve for x
   x = 4,535,057,810.40/77,962.11
6. Step 6: Final answer
   x = 58,170.02