Finding the Fourth Proportional to 62,877.61, 86,727.16 and 42,699.46

Step by Step Solution

1. Step 1: Write the proportion equation
   62,877.61 : 86,727.16 = 42,699.46 : x
2. Step 2: Convert to fraction form
   62,877.61/86,727.16 = 42,699.46/x
3. Step 3: Cross multiply
   62,877.61x = 86,727.16 × 42,699.46
4. Step 4: Simplify right side
   62,877.61x = 3,703,202,735.89
5. Step 5: Solve for x
   x = 3,703,202,735.89/62,877.61
6. Step 6: Final answer
   x = 58,895.41