Finding the Fourth Proportional to 129,659.72, 194,411.82 and 59,451.08

Step by Step Solution

1. Step 1: Write the proportion equation
   129,659.72 : 194,411.82 = 59,451.08 : x
2. Step 2: Convert to fraction form
   129,659.72/194,411.82 = 59,451.08/x
3. Step 3: Cross multiply
   129,659.72x = 194,411.82 × 59,451.08
4. Step 4: Simplify right side
   129,659.72x = 11,557,992,663.77
5. Step 5: Solve for x
   x = 11,557,992,663.77/129,659.72
6. Step 6: Final answer
   x = 89,140.97