Finding the Fourth Proportional to 2,131,087.07, 3,196,606.30 and 614,719.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,087.07 : 3,196,606.30 = 614,719.99 : x
2. Step 2: Convert to fraction form
   2,131,087.07/3,196,606.30 = 614,719.99/x
3. Step 3: Cross multiply
   2,131,087.07x = 3,196,606.30 × 614,719.99
4. Step 4: Simplify right side
   2,131,087.07x = 1,965,017,778,976.82
5. Step 5: Solve for x
   x = 1,965,017,778,976.82/2,131,087.07
6. Step 6: Final answer
   x = 922,072.97