Finding the Fourth Proportional to 12,695.22, 17,520.24 and 7,030.20

Step by Step Solution

1. Step 1: Write the proportion equation
   12,695.22 : 17,520.24 = 7,030.20 : x
2. Step 2: Convert to fraction form
   12,695.22/17,520.24 = 7,030.20/x
3. Step 3: Cross multiply
   12,695.22x = 17,520.24 × 7,030.20
4. Step 4: Simplify right side
   12,695.22x = 123,170,791.25
5. Step 5: Solve for x
   x = 123,170,791.25/12,695.22
6. Step 6: Final answer
   x = 9,702.14