Finding the Fourth Proportional to 2,563,550.10, 3,845,544.69 and 670,288.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,563,550.10 : 3,845,544.69 = 670,288.50 : x
2. Step 2: Convert to fraction form
   2,563,550.10/3,845,544.69 = 670,288.50/x
3. Step 3: Cross multiply
   2,563,550.10x = 3,845,544.69 × 670,288.50
4. Step 4: Simplify right side
   2,563,550.10x = 2,577,624,381,943.07
5. Step 5: Solve for x
   x = 2,577,624,381,943.07/2,563,550.10
6. Step 6: Final answer
   x = 1,005,490.15