Finding the Fourth Proportional to 2,336,994.30, 3,507,062.46 and 820,688.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,336,994.30 : 3,507,062.46 = 820,688.88 : x
2. Step 2: Convert to fraction form
   2,336,994.30/3,507,062.46 = 820,688.88/x
3. Step 3: Cross multiply
   2,336,994.30x = 3,507,062.46 × 820,688.88
4. Step 4: Simplify right side
   2,336,994.30x = 2,878,207,162,387.45
5. Step 5: Solve for x
   x = 2,878,207,162,387.45/2,336,994.30
6. Step 6: Final answer
   x = 1,231,585.02