Finding the Fourth Proportional to 2,386,407.49, 3,579,947.43 and 766,633.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386,407.49 : 3,579,947.43 = 766,633.15 : x
2. Step 2: Convert to fraction form
   2,386,407.49/3,579,947.43 = 766,633.15/x
3. Step 3: Cross multiply
   2,386,407.49x = 3,579,947.43 × 766,633.15
4. Step 4: Simplify right side
   2,386,407.49x = 2,744,506,375,095.30
5. Step 5: Solve for x
   x = 2,744,506,375,095.30/2,386,407.49
6. Step 6: Final answer
   x = 1,150,057.73