Finding the Fourth Proportional to 12,422.74, 17,167.98 and 10,181.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,422.74 : 17,167.98 = 10,181.08 : x
2. Step 2: Convert to fraction form
   12,422.74/17,167.98 = 10,181.08/x
3. Step 3: Cross multiply
   12,422.74x = 17,167.98 × 10,181.08
4. Step 4: Simplify right side
   12,422.74x = 174,788,577.82
5. Step 5: Solve for x
   x = 174,788,577.82/12,422.74
6. Step 6: Final answer
   x = 14,070.05