Finding the Fourth Proportional to 12,973.08, 17,895.40 and 8,191.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,973.08 : 17,895.40 = 8,191.33 : x
2. Step 2: Convert to fraction form
   12,973.08/17,895.40 = 8,191.33/x
3. Step 3: Cross multiply
   12,973.08x = 17,895.40 × 8,191.33
4. Step 4: Simplify right side
   12,973.08x = 146,587,061.67
5. Step 5: Solve for x
   x = 146,587,061.67/12,973.08
6. Step 6: Final answer
   x = 11,299.32