Finding the Fourth Proportional to 13,423.04, 18,523.86 and 7,454.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,423.04 : 18,523.86 = 7,454.83 : x
2. Step 2: Convert to fraction form
   13,423.04/18,523.86 = 7,454.83/x
3. Step 3: Cross multiply
   13,423.04x = 18,523.86 × 7,454.83
4. Step 4: Simplify right side
   13,423.04x = 138,092,097.35
5. Step 5: Solve for x
   x = 138,092,097.35/13,423.04
6. Step 6: Final answer
   x = 10,287.69