Finding the Fourth Proportional to 88,814.88, 122,583.24 and 86,004.72

Step by Step Solution

1. Step 1: Write the proportion equation
   88,814.88 : 122,583.24 = 86,004.72 : x
2. Step 2: Convert to fraction form
   88,814.88/122,583.24 = 86,004.72/x
3. Step 3: Cross multiply
   88,814.88x = 122,583.24 × 86,004.72
4. Step 4: Simplify right side
   88,814.88x = 10,542,737,232.89
5. Step 5: Solve for x
   x = 10,542,737,232.89/88,814.88
6. Step 6: Final answer
   x = 118,704.63