Finding the Fourth Proportional to 130,311.72, 195,423.84 and 82,897.56

Step by Step Solution

1. Step 1: Write the proportion equation
   130,311.72 : 195,423.84 = 82,897.56 : x
2. Step 2: Convert to fraction form
   130,311.72/195,423.84 = 82,897.56/x
3. Step 3: Cross multiply
   130,311.72x = 195,423.84 × 82,897.56
4. Step 4: Simplify right side
   130,311.72x = 16,200,159,501.83
5. Step 5: Solve for x
   x = 16,200,159,501.83/130,311.72
6. Step 6: Final answer
   x = 124,318.51