Finding the Fourth Proportional to 83,414.55, 115,099.34 and 47,607.15

Step by Step Solution

1. Step 1: Write the proportion equation
   83,414.55 : 115,099.34 = 47,607.15 : x
2. Step 2: Convert to fraction form
   83,414.55/115,099.34 = 47,607.15/x
3. Step 3: Cross multiply
   83,414.55x = 115,099.34 × 47,607.15
4. Step 4: Simplify right side
   83,414.55x = 5,479,551,306.25
5. Step 5: Solve for x
   x = 5,479,551,306.25/83,414.55
6. Step 6: Final answer
   x = 65,690.59