Finding the Fourth Proportional to 9,470.64, 13,068.09 and 5,491.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,470.64 : 13,068.09 = 5,491.02 : x
2. Step 2: Convert to fraction form
   9,470.64/13,068.09 = 5,491.02/x
3. Step 3: Cross multiply
   9,470.64x = 13,068.09 × 5,491.02
4. Step 4: Simplify right side
   9,470.64x = 71,757,143.55
5. Step 5: Solve for x
   x = 71,757,143.55/9,470.64
6. Step 6: Final answer
   x = 7,576.80