Finding the Fourth Proportional to 9,470.07, 13,070.23 and 5,490.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,470.07 : 13,070.23 = 5,490.41 : x
2. Step 2: Convert to fraction form
   9,470.07/13,070.23 = 5,490.41/x
3. Step 3: Cross multiply
   9,470.07x = 13,070.23 × 5,490.41
4. Step 4: Simplify right side
   9,470.07x = 71,760,842.42
5. Step 5: Solve for x
   x = 71,760,842.42/9,470.07
6. Step 6: Final answer
   x = 7,577.65