Finding the Fourth Proportional to 12,703.50, 17,530.83 and 7,114.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,703.50 : 17,530.83 = 7,114.50 : x
2. Step 2: Convert to fraction form
   12,703.50/17,530.83 = 7,114.50/x
3. Step 3: Cross multiply
   12,703.50x = 17,530.83 × 7,114.50
4. Step 4: Simplify right side
   12,703.50x = 124,723,090.04
5. Step 5: Solve for x
   x = 124,723,090.04/12,703.50
6. Step 6: Final answer
   x = 9,818.01