Finding the Fourth Proportional to 129,233.34, 178,308.27 and 75,487.82

Step by Step Solution

1. Step 1: Write the proportion equation
   129,233.34 : 178,308.27 = 75,487.82 : x
2. Step 2: Convert to fraction form
   129,233.34/178,308.27 = 75,487.82/x
3. Step 3: Cross multiply
   129,233.34x = 178,308.27 × 75,487.82
4. Step 4: Simplify right side
   129,233.34x = 13,460,101,698.73
5. Step 5: Solve for x
   x = 13,460,101,698.73/129,233.34
6. Step 6: Final answer
   x = 104,153.48