Finding the Fourth Proportional to 1,881.37, 2,820.52 and 710.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,881.37 : 2,820.52 = 710.71 : x
2. Step 2: Convert to fraction form
   1,881.37/2,820.52 = 710.71/x
3. Step 3: Cross multiply
   1,881.37x = 2,820.52 × 710.71
4. Step 4: Simplify right side
   1,881.37x = 2,004,569.31
5. Step 5: Solve for x
   x = 2,004,569.31/1,881.37
6. Step 6: Final answer
   x = 1,065.48