Finding the Fourth Proportional to 9,262.32, 12,781.88 and 5,070.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,262.32 : 12,781.88 = 5,070.48 : x
2. Step 2: Convert to fraction form
   9,262.32/12,781.88 = 5,070.48/x
3. Step 3: Cross multiply
   9,262.32x = 12,781.88 × 5,070.48
4. Step 4: Simplify right side
   9,262.32x = 64,810,266.90
5. Step 5: Solve for x
   x = 64,810,266.90/9,262.32
6. Step 6: Final answer
   x = 6,997.20