Finding the Fourth Proportional to 12,647.88, 17,454.62 and 7,058.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,647.88 : 17,454.62 = 7,058.88 : x
2. Step 2: Convert to fraction form
   12,647.88/17,454.62 = 7,058.88/x
3. Step 3: Cross multiply
   12,647.88x = 17,454.62 × 7,058.88
4. Step 4: Simplify right side
   12,647.88x = 123,210,068.03
5. Step 5: Solve for x
   x = 123,210,068.03/12,647.88
6. Step 6: Final answer
   x = 9,741.56