Finding the Fourth Proportional to 2,662,801.05, 3,994,201.58 and 769,733.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662,801.05 : 3,994,201.58 = 769,733.85 : x
2. Step 2: Convert to fraction form
   2,662,801.05/3,994,201.58 = 769,733.85/x
3. Step 3: Cross multiply
   2,662,801.05x = 3,994,201.58 × 769,733.85
4. Step 4: Simplify right side
   2,662,801.05x = 3,074,472,156,000.81
5. Step 5: Solve for x
   x = 3,074,472,156,000.81/2,662,801.05
6. Step 6: Final answer
   x = 1,154,600.78