Finding the Fourth Proportional to 32,718.80, 49,099.72 and 17,938.10

Step by Step Solution

1. Step 1: Write the proportion equation
   32,718.80 : 49,099.72 = 17,938.10 : x
2. Step 2: Convert to fraction form
   32,718.80/49,099.72 = 17,938.10/x
3. Step 3: Cross multiply
   32,718.80x = 49,099.72 × 17,938.10
4. Step 4: Simplify right side
   32,718.80x = 880,755,687.33
5. Step 5: Solve for x
   x = 880,755,687.33/32,718.80
6. Step 6: Final answer
   x = 26,918.95