Finding the Fourth Proportional to 9,261.02, 12,780.24 and 5,069.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,261.02 : 12,780.24 = 5,069.18 : x
2. Step 2: Convert to fraction form
   9,261.02/12,780.24 = 5,069.18/x
3. Step 3: Cross multiply
   9,261.02x = 12,780.24 × 5,069.18
4. Step 4: Simplify right side
   9,261.02x = 64,785,337.00
5. Step 5: Solve for x
   x = 64,785,337.00/9,261.02
6. Step 6: Final answer
   x = 6,995.49