Finding the Fourth Proportional to 1,973.72, 2,723.10 and 1,275.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.72 : 2,723.10 = 1,275.48 : x
2. Step 2: Convert to fraction form
   1,973.72/2,723.10 = 1,275.48/x
3. Step 3: Cross multiply
   1,973.72x = 2,723.10 × 1,275.48
4. Step 4: Simplify right side
   1,973.72x = 3,473,259.59
5. Step 5: Solve for x
   x = 3,473,259.59/1,973.72
6. Step 6: Final answer
   x = 1,759.75