Finding the Fourth Proportional to 2,199.68, 3,294.72 and 1,736.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,199.68 : 3,294.72 = 1,736.48 : x
2. Step 2: Convert to fraction form
   2,199.68/3,294.72 = 1,736.48/x
3. Step 3: Cross multiply
   2,199.68x = 3,294.72 × 1,736.48
4. Step 4: Simplify right side
   2,199.68x = 5,721,215.39
5. Step 5: Solve for x
   x = 5,721,215.39/2,199.68
6. Step 6: Final answer
   x = 2,600.93