Finding the Fourth Proportional to 12,710.51, 17,540.02 and 7,045.35

Step by Step Solution

1. Step 1: Write the proportion equation
   12,710.51 : 17,540.02 = 7,045.35 : x
2. Step 2: Convert to fraction form
   12,710.51/17,540.02 = 7,045.35/x
3. Step 3: Cross multiply
   12,710.51x = 17,540.02 × 7,045.35
4. Step 4: Simplify right side
   12,710.51x = 123,575,584.71
5. Step 5: Solve for x
   x = 123,575,584.71/12,710.51
6. Step 6: Final answer
   x = 9,722.31