Finding the Fourth Proportional to 12,384.16, 17,089.01 and 7,347.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,384.16 : 17,089.01 = 7,347.51 : x
2. Step 2: Convert to fraction form
   12,384.16/17,089.01 = 7,347.51/x
3. Step 3: Cross multiply
   12,384.16x = 17,089.01 × 7,347.51
4. Step 4: Simplify right side
   12,384.16x = 125,561,662.68
5. Step 5: Solve for x
   x = 125,561,662.68/12,384.16
6. Step 6: Final answer
   x = 10,138.89