Finding the Third Proportional to 520,408 and 1,136,068

Step by Step Solution

1. Step 1: Write the proportion equation
   520,408 : 1,136,068 = 1,136,068 : x
2. Step 2: Convert to fraction form
   520,408/1,136,068 = 1,136,068/x
3. Step 3: Cross multiply
   520,408x = 1,136,068 × 1,136,068
4. Step 4: Simplify right side
   520,408x = 1,290,650,500,624
5. Step 5: Solve for x
   x = 1,290,650,500,624/520,408
6. Step 6: Final answer
   x = 2,480,074.29