Finding the Fourth Proportional to 9,262, 12,781.61 and 5,070.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,262 : 12,781.61 = 5,070.25 : x
2. Step 2: Convert to fraction form
   9,262/12,781.61 = 5,070.25/x
3. Step 3: Cross multiply
   9,262x = 12,781.61 × 5,070.25
4. Step 4: Simplify right side
   9,262x = 64,805,958.10
5. Step 5: Solve for x
   x = 64,805,958.10/9,262
6. Step 6: Final answer
   x = 6,996.97