Finding the Fourth Proportional to 1,883.31, 2,824.61 and 713.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,883.31 : 2,824.61 = 713.42 : x
2. Step 2: Convert to fraction form
   1,883.31/2,824.61 = 713.42/x
3. Step 3: Cross multiply
   1,883.31x = 2,824.61 × 713.42
4. Step 4: Simplify right side
   1,883.31x = 2,015,133.27
5. Step 5: Solve for x
   x = 2,015,133.27/1,883.31
6. Step 6: Final answer
   x = 1,070.00