Finding the Fourth Proportional to 132,160.29, 182,298.25 and 78,407.25

Step by Step Solution

1. Step 1: Write the proportion equation
   132,160.29 : 182,298.25 = 78,407.25 : x
2. Step 2: Convert to fraction form
   132,160.29/182,298.25 = 78,407.25/x
3. Step 3: Cross multiply
   132,160.29x = 182,298.25 × 78,407.25
4. Step 4: Simplify right side
   132,160.29x = 14,293,504,462.31
5. Step 5: Solve for x
   x = 14,293,504,462.31/132,160.29
6. Step 6: Final answer
   x = 108,152.79