Finding the Fourth Proportional to 110,150.88, 164,308.80 and 99,520.80

Step by Step Solution

1. Step 1: Write the proportion equation
   110,150.88 : 164,308.80 = 99,520.80 : x
2. Step 2: Convert to fraction form
   110,150.88/164,308.80 = 99,520.80/x
3. Step 3: Cross multiply
   110,150.88x = 164,308.80 × 99,520.80
4. Step 4: Simplify right side
   110,150.88x = 16,352,143,223.04
5. Step 5: Solve for x
   x = 16,352,143,223.04/110,150.88
6. Step 6: Final answer
   x = 148,452.23