Finding the Fourth Proportional to 89,658.94, 134,313.42 and 69,844.72

Step by Step Solution

1. Step 1: Write the proportion equation
   89,658.94 : 134,313.42 = 69,844.72 : x
2. Step 2: Convert to fraction form
   89,658.94/134,313.42 = 69,844.72/x
3. Step 3: Cross multiply
   89,658.94x = 134,313.42 × 69,844.72
4. Step 4: Simplify right side
   89,658.94x = 9,381,083,212.14
5. Step 5: Solve for x
   x = 9,381,083,212.14/89,658.94
6. Step 6: Final answer
   x = 104,630.76