Finding the Fourth Proportional to 1,849.07, 2,772.15 and 971.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,849.07 : 2,772.15 = 971.69 : x
2. Step 2: Convert to fraction form
   1,849.07/2,772.15 = 971.69/x
3. Step 3: Cross multiply
   1,849.07x = 2,772.15 × 971.69
4. Step 4: Simplify right side
   1,849.07x = 2,693,656.57
5. Step 5: Solve for x
   x = 2,693,656.57/1,849.07
6. Step 6: Final answer
   x = 1,456.77