Finding the Fourth Proportional to 2,810,470.95, 4,212,687.15 and 1,213,785.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,470.95 : 4,212,687.15 = 1,213,785.99 : x
2. Step 2: Convert to fraction form
   2,810,470.95/4,212,687.15 = 1,213,785.99/x
3. Step 3: Cross multiply
   2,810,470.95x = 4,212,687.15 × 1,213,785.99
4. Step 4: Simplify right side
   2,810,470.95x = 5,113,300,642,923.03
5. Step 5: Solve for x
   x = 5,113,300,642,923.03/2,810,470.95
6. Step 6: Final answer
   x = 1,819,375.02