Finding the Third Proportional to 1,059,372 and 2,315,445

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059,372 : 2,315,445 = 2,315,445 : x
2. Step 2: Convert to fraction form
   1,059,372/2,315,445 = 2,315,445/x
3. Step 3: Cross multiply
   1,059,372x = 2,315,445 × 2,315,445
4. Step 4: Simplify right side
   1,059,372x = 5,361,285,548,025
5. Step 5: Solve for x
   x = 5,361,285,548,025/1,059,372
6. Step 6: Final answer
   x = 5,060,814.85