Finding the Third Proportional to 877,570 and 1,312,818

Step by Step Solution

1. Step 1: Write the proportion equation
   877,570 : 1,312,818 = 1,312,818 : x
2. Step 2: Convert to fraction form
   877,570/1,312,818 = 1,312,818/x
3. Step 3: Cross multiply
   877,570x = 1,312,818 × 1,312,818
4. Step 4: Simplify right side
   877,570x = 1,723,491,101,124
5. Step 5: Solve for x
   x = 1,723,491,101,124/877,570
6. Step 6: Final answer
   x = 1,963,935.76