Finding the Fourth Proportional to 130,406.72, 195,708.60 and 95,436.59

Step by Step Solution

1. Step 1: Write the proportion equation
   130,406.72 : 195,708.60 = 95,436.59 : x
2. Step 2: Convert to fraction form
   130,406.72/195,708.60 = 95,436.59/x
3. Step 3: Cross multiply
   130,406.72x = 195,708.60 × 95,436.59
4. Step 4: Simplify right side
   130,406.72x = 18,677,761,417.67
5. Step 5: Solve for x
   x = 18,677,761,417.67/130,406.72
6. Step 6: Final answer
   x = 143,226.99