Finding the Fourth Proportional to 1,342,931.89, 2,013,806.71 and 711,697.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,342,931.89 : 2,013,806.71 = 711,697.81 : x
2. Step 2: Convert to fraction form
   1,342,931.89/2,013,806.71 = 711,697.81/x
3. Step 3: Cross multiply
   1,342,931.89x = 2,013,806.71 × 711,697.81
4. Step 4: Simplify right side
   1,342,931.89x = 1,433,221,825,270.31
5. Step 5: Solve for x
   x = 1,433,221,825,270.31/1,342,931.89
6. Step 6: Final answer
   x = 1,067,233.44