Finding the Fourth Proportional to 2,513,879.43, 3,770,826.89 and 620,621.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513,879.43 : 3,770,826.89 = 620,621.07 : x
2. Step 2: Convert to fraction form
   2,513,879.43/3,770,826.89 = 620,621.07/x
3. Step 3: Cross multiply
   2,513,879.43x = 3,770,826.89 × 620,621.07
4. Step 4: Simplify right side
   2,513,879.43x = 2,340,254,616,153.47
5. Step 5: Solve for x
   x = 2,340,254,616,153.47/2,513,879.43
6. Step 6: Final answer
   x = 930,933.52