Finding the Fourth Proportional to 1,318,581.52, 1,819,643.56 and 714,969.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,318,581.52 : 1,819,643.56 = 714,969.52 : x
2. Step 2: Convert to fraction form
   1,318,581.52/1,819,643.56 = 714,969.52/x
3. Step 3: Cross multiply
   1,318,581.52x = 1,819,643.56 × 714,969.52
4. Step 4: Simplify right side
   1,318,581.52x = 1,300,989,682,664.29
5. Step 5: Solve for x
   x = 1,300,989,682,664.29/1,318,581.52
6. Step 6: Final answer
   x = 986,658.51