Finding the Third Proportional to 1,070,518 and 2,318,516

Step by Step Solution

1. Step 1: Write the proportion equation
   1,070,518 : 2,318,516 = 2,318,516 : x
2. Step 2: Convert to fraction form
   1,070,518/2,318,516 = 2,318,516/x
3. Step 3: Cross multiply
   1,070,518x = 2,318,516 × 2,318,516
4. Step 4: Simplify right side
   1,070,518x = 5,375,516,442,256
5. Step 5: Solve for x
   x = 5,375,516,442,256/1,070,518
6. Step 6: Final answer
   x = 5,021,416.21