Finding the Fourth Proportional to 12,973.62, 17,901 and 7,669.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,973.62 : 17,901 = 7,669.30 : x
2. Step 2: Convert to fraction form
   12,973.62/17,901 = 7,669.30/x
3. Step 3: Cross multiply
   12,973.62x = 17,901 × 7,669.30
4. Step 4: Simplify right side
   12,973.62x = 137,288,139.30
5. Step 5: Solve for x
   x = 137,288,139.30/12,973.62
6. Step 6: Final answer
   x = 10,582.10