Finding the Fourth Proportional to 62,984.88, 86,817.83 and 42,560.55

Step by Step Solution

1. Step 1: Write the proportion equation
   62,984.88 : 86,817.83 = 42,560.55 : x
2. Step 2: Convert to fraction form
   62,984.88/86,817.83 = 42,560.55/x
3. Step 3: Cross multiply
   62,984.88x = 86,817.83 × 42,560.55
4. Step 4: Simplify right side
   62,984.88x = 3,695,014,381.80
5. Step 5: Solve for x
   x = 3,695,014,381.80/62,984.88
6. Step 6: Final answer
   x = 58,665.10