Finding the Fourth Proportional to 1,881.19, 2,810.25 and 1,356.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,881.19 : 2,810.25 = 1,356.72 : x
2. Step 2: Convert to fraction form
   1,881.19/2,810.25 = 1,356.72/x
3. Step 3: Cross multiply
   1,881.19x = 2,810.25 × 1,356.72
4. Step 4: Simplify right side
   1,881.19x = 3,812,722.38
5. Step 5: Solve for x
   x = 3,812,722.38/1,881.19
6. Step 6: Final answer
   x = 2,026.76