Finding the Fourth Proportional to 88,902.16, 122,697.96 and 58,682.32

Step by Step Solution

1. Step 1: Write the proportion equation
   88,902.16 : 122,697.96 = 58,682.32 : x
2. Step 2: Convert to fraction form
   88,902.16/122,697.96 = 58,682.32/x
3. Step 3: Cross multiply
   88,902.16x = 122,697.96 × 58,682.32
4. Step 4: Simplify right side
   88,902.16x = 7,200,200,952.07
5. Step 5: Solve for x
   x = 7,200,200,952.07/88,902.16
6. Step 6: Final answer
   x = 80,990.17