Finding the Fourth Proportional to 131,087.99, 180,903.89 and 73,725.81

Step by Step Solution

1. Step 1: Write the proportion equation
   131,087.99 : 180,903.89 = 73,725.81 : x
2. Step 2: Convert to fraction form
   131,087.99/180,903.89 = 73,725.81/x
3. Step 3: Cross multiply
   131,087.99x = 180,903.89 × 73,725.81
4. Step 4: Simplify right side
   131,087.99x = 13,337,286,006.72
5. Step 5: Solve for x
   x = 13,337,286,006.72/131,087.99
6. Step 6: Final answer
   x = 101,743.01