Finding the Fourth Proportional to 13,002.30, 19,514.37 and 5,612.34

Step by Step Solution

1. Step 1: Write the proportion equation
   13,002.30 : 19,514.37 = 5,612.34 : x
2. Step 2: Convert to fraction form
   13,002.30/19,514.37 = 5,612.34/x
3. Step 3: Cross multiply
   13,002.30x = 19,514.37 × 5,612.34
4. Step 4: Simplify right side
   13,002.30x = 109,521,279.33
5. Step 5: Solve for x
   x = 109,521,279.33/13,002.30
6. Step 6: Final answer
   x = 8,423.22