Finding the Fourth Proportional to 173,481.31, 260,044.71 and 98,443

Step by Step Solution

1. Step 1: Write the proportion equation
   173,481.31 : 260,044.71 = 98,443 : x
2. Step 2: Convert to fraction form
   173,481.31/260,044.71 = 98,443/x
3. Step 3: Cross multiply
   173,481.31x = 260,044.71 × 98,443
4. Step 4: Simplify right side
   173,481.31x = 25,599,581,386.53
5. Step 5: Solve for x
   x = 25,599,581,386.53/173,481.31
6. Step 6: Final answer
   x = 147,563.92