Finding the Fourth Proportional to 131,722.56, 181,803.96 and 89,294.76

Step by Step Solution

1. Step 1: Write the proportion equation
   131,722.56 : 181,803.96 = 89,294.76 : x
2. Step 2: Convert to fraction form
   131,722.56/181,803.96 = 89,294.76/x
3. Step 3: Cross multiply
   131,722.56x = 181,803.96 × 89,294.76
4. Step 4: Simplify right side
   131,722.56x = 16,234,140,975.25
5. Step 5: Solve for x
   x = 16,234,140,975.25/131,722.56
6. Step 6: Final answer
   x = 123,244.95