Finding the Fourth Proportional to 2,379,632, 3,568,106.62 and 781,766.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379,632 : 3,568,106.62 = 781,766.06 : x
2. Step 2: Convert to fraction form
   2,379,632/3,568,106.62 = 781,766.06/x
3. Step 3: Cross multiply
   2,379,632x = 3,568,106.62 × 781,766.06
4. Step 4: Simplify right side
   2,379,632x = 2,789,424,653,977.32
5. Step 5: Solve for x
   x = 2,789,424,653,977.32/2,379,632
6. Step 6: Final answer
   x = 1,172,208.41