Finding the Fourth Proportional to 2,328,957.51, 3,493,764.31 and 812,419.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,328,957.51 : 3,493,764.31 = 812,419.27 : x
2. Step 2: Convert to fraction form
   2,328,957.51/3,493,764.31 = 812,419.27/x
3. Step 3: Cross multiply
   2,328,957.51x = 3,493,764.31 × 812,419.27
4. Step 4: Simplify right side
   2,328,957.51x = 2,838,401,434,844.48
5. Step 5: Solve for x
   x = 2,838,401,434,844.48/2,328,957.51
6. Step 6: Final answer
   x = 1,218,743.33