Finding the Fourth Proportional to 12,730.03, 17,567.60 and 7,064.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,730.03 : 17,567.60 = 7,064.89 : x
2. Step 2: Convert to fraction form
   12,730.03/17,567.60 = 7,064.89/x
3. Step 3: Cross multiply
   12,730.03x = 17,567.60 × 7,064.89
4. Step 4: Simplify right side
   12,730.03x = 124,113,082.32
5. Step 5: Solve for x
   x = 124,113,082.32/12,730.03
6. Step 6: Final answer
   x = 9,749.63