Finding the Fourth Proportional to 12,113.08, 16,714.55 and 7,009.47

Step by Step Solution

1. Step 1: Write the proportion equation
   12,113.08 : 16,714.55 = 7,009.47 : x
2. Step 2: Convert to fraction form
   12,113.08/16,714.55 = 7,009.47/x
3. Step 3: Cross multiply
   12,113.08x = 16,714.55 × 7,009.47
4. Step 4: Simplify right side
   12,113.08x = 117,160,154.31
5. Step 5: Solve for x
   x = 117,160,154.31/12,113.08
6. Step 6: Final answer
   x = 9,672.20