Finding the Fourth Proportional to 2,916,978.68, 4,375,467.96 and 787,062.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,916,978.68 : 4,375,467.96 = 787,062.74 : x
2. Step 2: Convert to fraction form
   2,916,978.68/4,375,467.96 = 787,062.74/x
3. Step 3: Cross multiply
   2,916,978.68x = 4,375,467.96 × 787,062.74
4. Step 4: Simplify right side
   2,916,978.68x = 3,443,767,801,379.81
5. Step 5: Solve for x
   x = 3,443,767,801,379.81/2,916,978.68
6. Step 6: Final answer
   x = 1,180,594.09