Finding the Fourth Proportional to 129,741.48, 179,002.71 and 73,141.92

Step by Step Solution

1. Step 1: Write the proportion equation
   129,741.48 : 179,002.71 = 73,141.92 : x
2. Step 2: Convert to fraction form
   129,741.48/179,002.71 = 73,141.92/x
3. Step 3: Cross multiply
   129,741.48x = 179,002.71 × 73,141.92
4. Step 4: Simplify right side
   129,741.48x = 13,092,601,894.60
5. Step 5: Solve for x
   x = 13,092,601,894.60/129,741.48
6. Step 6: Final answer
   x = 100,913.00