Finding the Fourth Proportional to 2,500,356.79, 3,739,854.12 and 2,087,516.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500,356.79 : 3,739,854.12 = 2,087,516.80 : x
2. Step 2: Convert to fraction form
   2,500,356.79/3,739,854.12 = 2,087,516.80/x
3. Step 3: Cross multiply
   2,500,356.79x = 3,739,854.12 × 2,087,516.80
4. Step 4: Simplify right side
   2,500,356.79x = 7,807,008,305,049.22
5. Step 5: Solve for x
   x = 7,807,008,305,049.22/2,500,356.79
6. Step 6: Final answer
   x = 3,122,357.71