Finding the Fourth Proportional to 12,703.59, 17,530.98 and 7,114.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,703.59 : 17,530.98 = 7,114.59 : x
2. Step 2: Convert to fraction form
   12,703.59/17,530.98 = 7,114.59/x
3. Step 3: Cross multiply
   12,703.59x = 17,530.98 × 7,114.59
4. Step 4: Simplify right side
   12,703.59x = 124,725,735.00
5. Step 5: Solve for x
   x = 124,725,735.00/12,703.59
6. Step 6: Final answer
   x = 9,818.15