Finding the Fourth Proportional to 12,703.95, 17,531.96 and 7,038.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,703.95 : 17,531.96 = 7,038.59 : x
2. Step 2: Convert to fraction form
   12,703.95/17,531.96 = 7,038.59/x
3. Step 3: Cross multiply
   12,703.95x = 17,531.96 × 7,038.59
4. Step 4: Simplify right side
   12,703.95x = 123,400,155.48
5. Step 5: Solve for x
   x = 123,400,155.48/12,703.95
6. Step 6: Final answer
   x = 9,713.53