Finding the Fourth Proportional to 17,259.50, 25,893.60 and 4,947.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,259.50 : 25,893.60 = 4,947.50 : x
2. Step 2: Convert to fraction form
   17,259.50/25,893.60 = 4,947.50/x
3. Step 3: Cross multiply
   17,259.50x = 25,893.60 × 4,947.50
4. Step 4: Simplify right side
   17,259.50x = 128,108,586
5. Step 5: Solve for x
   x = 128,108,586/17,259.50
6. Step 6: Final answer
   x = 7,422.50