Finding the Fourth Proportional to 87,065.28, 130,597.38 and 42,034.10

Step by Step Solution

1. Step 1: Write the proportion equation
   87,065.28 : 130,597.38 = 42,034.10 : x
2. Step 2: Convert to fraction form
   87,065.28/130,597.38 = 42,034.10/x
3. Step 3: Cross multiply
   87,065.28x = 130,597.38 × 42,034.10
4. Step 4: Simplify right side
   87,065.28x = 5,489,542,677.67
5. Step 5: Solve for x
   x = 5,489,542,677.67/87,065.28
6. Step 6: Final answer
   x = 63,050.88