Finding the Fourth Proportional to 1,917.23, 2,876.59 and 1,373.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,917.23 : 2,876.59 = 1,373.72 : x
2. Step 2: Convert to fraction form
   1,917.23/2,876.59 = 1,373.72/x
3. Step 3: Cross multiply
   1,917.23x = 2,876.59 × 1,373.72
4. Step 4: Simplify right side
   1,917.23x = 3,951,629.21
5. Step 5: Solve for x
   x = 3,951,629.21/1,917.23
6. Step 6: Final answer
   x = 2,061.11