Finding the Fourth Proportional to 12,656.68, 17,463.56 and 7,348.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,656.68 : 17,463.56 = 7,348.76 : x
2. Step 2: Convert to fraction form
   12,656.68/17,463.56 = 7,348.76/x
3. Step 3: Cross multiply
   12,656.68x = 17,463.56 × 7,348.76
4. Step 4: Simplify right side
   12,656.68x = 128,335,511.19
5. Step 5: Solve for x
   x = 128,335,511.19/12,656.68
6. Step 6: Final answer
   x = 10,139.75