Finding the Fourth Proportional to 173,563.30, 239,514.18 and 98,111.80

Step by Step Solution

1. Step 1: Write the proportion equation
   173,563.30 : 239,514.18 = 98,111.80 : x
2. Step 2: Convert to fraction form
   173,563.30/239,514.18 = 98,111.80/x
3. Step 3: Cross multiply
   173,563.30x = 239,514.18 × 98,111.80
4. Step 4: Simplify right side
   173,563.30x = 23,499,167,325.32
5. Step 5: Solve for x
   x = 23,499,167,325.32/173,563.30
6. Step 6: Final answer
   x = 135,392.49