Finding the Fourth Proportional to 12,330.16, 17,019.48 and 7,294.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,330.16 : 17,019.48 = 7,294.12 : x
2. Step 2: Convert to fraction form
   12,330.16/17,019.48 = 7,294.12/x
3. Step 3: Cross multiply
   12,330.16x = 17,019.48 × 7,294.12
4. Step 4: Simplify right side
   12,330.16x = 124,142,129.46
5. Step 5: Solve for x
   x = 124,142,129.46/12,330.16
6. Step 6: Final answer
   x = 10,068.17