Finding the Fourth Proportional to 17,398.16, 26,091.72 and 10,006.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,398.16 : 26,091.72 = 10,006.10 : x
2. Step 2: Convert to fraction form
   17,398.16/26,091.72 = 10,006.10/x
3. Step 3: Cross multiply
   17,398.16x = 26,091.72 × 10,006.10
4. Step 4: Simplify right side
   17,398.16x = 261,076,359.49
5. Step 5: Solve for x
   x = 261,076,359.49/17,398.16
6. Step 6: Final answer
   x = 15,005.98