Finding the Fourth Proportional to 12,460.22, 17,196.14 and 7,156.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,460.22 : 17,196.14 = 7,156.06 : x
2. Step 2: Convert to fraction form
   12,460.22/17,196.14 = 7,156.06/x
3. Step 3: Cross multiply
   12,460.22x = 17,196.14 × 7,156.06
4. Step 4: Simplify right side
   12,460.22x = 123,056,609.61
5. Step 5: Solve for x
   x = 123,056,609.61/12,460.22
6. Step 6: Final answer
   x = 9,875.96