Finding the Fourth Proportional to 12,647.94, 17,454.13 and 7,058.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,647.94 : 17,454.13 = 7,058.94 : x
2. Step 2: Convert to fraction form
   12,647.94/17,454.13 = 7,058.94/x
3. Step 3: Cross multiply
   12,647.94x = 17,454.13 × 7,058.94
4. Step 4: Simplify right side
   12,647.94x = 123,207,656.42
5. Step 5: Solve for x
   x = 123,207,656.42/12,647.94
6. Step 6: Final answer
   x = 9,741.32