Finding the Fourth Proportional to 62,707.40, 86,510.06 and 42,532.32

Step by Step Solution

1. Step 1: Write the proportion equation
   62,707.40 : 86,510.06 = 42,532.32 : x
2. Step 2: Convert to fraction form
   62,707.40/86,510.06 = 42,532.32/x
3. Step 3: Cross multiply
   62,707.40x = 86,510.06 × 42,532.32
4. Step 4: Simplify right side
   62,707.40x = 3,679,473,826.39
5. Step 5: Solve for x
   x = 3,679,473,826.39/62,707.40
6. Step 6: Final answer
   x = 58,676.87