Finding the Fourth Proportional to 65,567.52, 98,419.59 and 58,118.40

Step by Step Solution

1. Step 1: Write the proportion equation
   65,567.52 : 98,419.59 = 58,118.40 : x
2. Step 2: Convert to fraction form
   65,567.52/98,419.59 = 58,118.40/x
3. Step 3: Cross multiply
   65,567.52x = 98,419.59 × 58,118.40
4. Step 4: Simplify right side
   65,567.52x = 5,719,989,099.46
5. Step 5: Solve for x
   x = 5,719,989,099.46/65,567.52
6. Step 6: Final answer
   x = 87,238.15