Finding the Fourth Proportional to 87,066.28, 130,598.88 and 42,035.10

Step by Step Solution

1. Step 1: Write the proportion equation
   87,066.28 : 130,598.88 = 42,035.10 : x
2. Step 2: Convert to fraction form
   87,066.28/130,598.88 = 42,035.10/x
3. Step 3: Cross multiply
   87,066.28x = 130,598.88 × 42,035.10
4. Step 4: Simplify right side
   87,066.28x = 5,489,736,980.69
5. Step 5: Solve for x
   x = 5,489,736,980.69/87,066.28
6. Step 6: Final answer
   x = 63,052.39