Finding the Fourth Proportional to 73,158.49, 109,528.61 and 54,525.25

Step by Step Solution

1. Step 1: Write the proportion equation
   73,158.49 : 109,528.61 = 54,525.25 : x
2. Step 2: Convert to fraction form
   73,158.49/109,528.61 = 54,525.25/x
3. Step 3: Cross multiply
   73,158.49x = 109,528.61 × 54,525.25
4. Step 4: Simplify right side
   73,158.49x = 5,972,074,706.69
5. Step 5: Solve for x
   x = 5,972,074,706.69/73,158.49
6. Step 6: Final answer
   x = 81,632.01