Finding the Fourth Proportional to 88,059.10, 121,458.18 and 60,844.72

Step by Step Solution

1. Step 1: Write the proportion equation
   88,059.10 : 121,458.18 = 60,844.72 : x
2. Step 2: Convert to fraction form
   88,059.10/121,458.18 = 60,844.72/x
3. Step 3: Cross multiply
   88,059.10x = 121,458.18 × 60,844.72
4. Step 4: Simplify right side
   88,059.10x = 7,390,088,953.81
5. Step 5: Solve for x
   x = 7,390,088,953.81/88,059.10
6. Step 6: Final answer
   x = 83,921.92