Finding the Third Proportional to 1,310,516 and 2,803,200

Step by Step Solution

1. Step 1: Write the proportion equation
   1,310,516 : 2,803,200 = 2,803,200 : x
2. Step 2: Convert to fraction form
   1,310,516/2,803,200 = 2,803,200/x
3. Step 3: Cross multiply
   1,310,516x = 2,803,200 × 2,803,200
4. Step 4: Simplify right side
   1,310,516x = 7,857,930,240,000
5. Step 5: Solve for x
   x = 7,857,930,240,000/1,310,516
6. Step 6: Final answer
   x = 5,996,058.22