Finding the Fourth Proportional to 12,404.02, 17,117.31 and 6,815.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,404.02 : 17,117.31 = 6,815.02 : x
2. Step 2: Convert to fraction form
   12,404.02/17,117.31 = 6,815.02/x
3. Step 3: Cross multiply
   12,404.02x = 17,117.31 × 6,815.02
4. Step 4: Simplify right side
   12,404.02x = 116,654,810.00
5. Step 5: Solve for x
   x = 116,654,810.00/12,404.02
6. Step 6: Final answer
   x = 9,404.60