Finding the Fourth Proportional to 89,317.12, 123,274.72 and 59,103.04

Step by Step Solution

1. Step 1: Write the proportion equation
   89,317.12 : 123,274.72 = 59,103.04 : x
2. Step 2: Convert to fraction form
   89,317.12/123,274.72 = 59,103.04/x
3. Step 3: Cross multiply
   89,317.12x = 123,274.72 × 59,103.04
4. Step 4: Simplify right side
   89,317.12x = 7,285,910,707.15
5. Step 5: Solve for x
   x = 7,285,910,707.15/89,317.12
6. Step 6: Final answer
   x = 81,573.51