Finding the Fourth Proportional to 13,002.54, 19,514.74 and 5,612.61

Step by Step Solution

1. Step 1: Write the proportion equation
   13,002.54 : 19,514.74 = 5,612.61 : x
2. Step 2: Convert to fraction form
   13,002.54/19,514.74 = 5,612.61/x
3. Step 3: Cross multiply
   13,002.54x = 19,514.74 × 5,612.61
4. Step 4: Simplify right side
   13,002.54x = 109,528,624.87
5. Step 5: Solve for x
   x = 109,528,624.87/13,002.54
6. Step 6: Final answer
   x = 8,423.63