Finding the Fourth Proportional to 2,567,799.70, 3,852,339.20 and 770,716.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,567,799.70 : 3,852,339.20 = 770,716.42 : x
2. Step 2: Convert to fraction form
   2,567,799.70/3,852,339.20 = 770,716.42/x
3. Step 3: Cross multiply
   2,567,799.70x = 3,852,339.20 × 770,716.42
4. Step 4: Simplify right side
   2,567,799.70x = 2,969,061,076,849.66
5. Step 5: Solve for x
   x = 2,969,061,076,849.66/2,567,799.70
6. Step 6: Final answer
   x = 1,156,266.62