Finding the Fourth Proportional to 1,655.72, 2,494.79 and 1,373.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,655.72 : 2,494.79 = 1,373.48 : x
2. Step 2: Convert to fraction form
   1,655.72/2,494.79 = 1,373.48/x
3. Step 3: Cross multiply
   1,655.72x = 2,494.79 × 1,373.48
4. Step 4: Simplify right side
   1,655.72x = 3,426,544.17
5. Step 5: Solve for x
   x = 3,426,544.17/1,655.72
6. Step 6: Final answer
   x = 2,069.52