Finding the Fourth Proportional to 1,284,393.25, 1,772,462.82 and 711,470.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,393.25 : 1,772,462.82 = 711,470.53 : x
2. Step 2: Convert to fraction form
   1,284,393.25/1,772,462.82 = 711,470.53/x
3. Step 3: Cross multiply
   1,284,393.25x = 1,772,462.82 × 711,470.53
4. Step 4: Simplify right side
   1,284,393.25x = 1,261,055,061,950.69
5. Step 5: Solve for x
   x = 1,261,055,061,950.69/1,284,393.25
6. Step 6: Final answer
   x = 981,829.41