Finding the Fourth Proportional to 12,461, 17,196.18 and 7,493

Step by Step Solution

1. Step 1: Write the proportion equation
   12,461 : 17,196.18 = 7,493 : x
2. Step 2: Convert to fraction form
   12,461/17,196.18 = 7,493/x
3. Step 3: Cross multiply
   12,461x = 17,196.18 × 7,493
4. Step 4: Simplify right side
   12,461x = 128,850,976.74
5. Step 5: Solve for x
   x = 128,850,976.74/12,461
6. Step 6: Final answer
   x = 10,340.34