Finding the Fourth Proportional to 2,210,561.07, 3,315,840.98 and 613,124.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210,561.07 : 3,315,840.98 = 613,124.34 : x
2. Step 2: Convert to fraction form
   2,210,561.07/3,315,840.98 = 613,124.34/x
3. Step 3: Cross multiply
   2,210,561.07x = 3,315,840.98 × 613,124.34
4. Step 4: Simplify right side
   2,210,561.07x = 2,033,022,809,341.83
5. Step 5: Solve for x
   x = 2,033,022,809,341.83/2,210,561.07
6. Step 6: Final answer
   x = 919,686.34