Finding the Fourth Proportional to 2,791,022.32, 4,185,777.31 and 768,785.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,791,022.32 : 4,185,777.31 = 768,785.30 : x
2. Step 2: Convert to fraction form
   2,791,022.32/4,185,777.31 = 768,785.30/x
3. Step 3: Cross multiply
   2,791,022.32x = 4,185,777.31 × 768,785.30
4. Step 4: Simplify right side
   2,791,022.32x = 3,217,964,065,001.54
5. Step 5: Solve for x
   x = 3,217,964,065,001.54/2,791,022.32
6. Step 6: Final answer
   x = 1,152,969.66