Finding the Fourth Proportional to 17,405.68, 26,112.84 and 7,024.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,405.68 : 26,112.84 = 7,024.72 : x
2. Step 2: Convert to fraction form
   17,405.68/26,112.84 = 7,024.72/x
3. Step 3: Cross multiply
   17,405.68x = 26,112.84 × 7,024.72
4. Step 4: Simplify right side
   17,405.68x = 183,435,389.40
5. Step 5: Solve for x
   x = 183,435,389.40/17,405.68
6. Step 6: Final answer
   x = 10,538.82