Finding the Third Proportional to 1,312,316 and 2,861,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,312,316 : 2,861,800 = 2,861,800 : x
2. Step 2: Convert to fraction form
   1,312,316/2,861,800 = 2,861,800/x
3. Step 3: Cross multiply
   1,312,316x = 2,861,800 × 2,861,800
4. Step 4: Simplify right side
   1,312,316x = 8,189,899,240,000
5. Step 5: Solve for x
   x = 8,189,899,240,000/1,312,316
6. Step 6: Final answer
   x = 6,240,798.13