Finding the Fourth Proportional to 2,340,158.72, 3,510,369.39 and 657,131

Step by Step Solution

1. Step 1: Write the proportion equation
   2,340,158.72 : 3,510,369.39 = 657,131 : x
2. Step 2: Convert to fraction form
   2,340,158.72/3,510,369.39 = 657,131/x
3. Step 3: Cross multiply
   2,340,158.72x = 3,510,369.39 × 657,131
4. Step 4: Simplify right side
   2,340,158.72x = 2,306,772,547,620.09
5. Step 5: Solve for x
   x = 2,306,772,547,620.09/2,340,158.72
6. Step 6: Final answer
   x = 985,733.37