Finding the Fourth Proportional to 1,443,608.79, 1,992,227.13 and 831,713.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,608.79 : 1,992,227.13 = 831,713.52 : x
2. Step 2: Convert to fraction form
   1,443,608.79/1,992,227.13 = 831,713.52/x
3. Step 3: Cross multiply
   1,443,608.79x = 1,992,227.13 × 831,713.52
4. Step 4: Simplify right side
   1,443,608.79x = 1,656,962,238,931.80
5. Step 5: Solve for x
   x = 1,656,962,238,931.80/1,443,608.79
6. Step 6: Final answer
   x = 1,147,791.74