Finding the Third Proportional to 520,155 and 1,124,064

Step by Step Solution

1. Step 1: Write the proportion equation
   520,155 : 1,124,064 = 1,124,064 : x
2. Step 2: Convert to fraction form
   520,155/1,124,064 = 1,124,064/x
3. Step 3: Cross multiply
   520,155x = 1,124,064 × 1,124,064
4. Step 4: Simplify right side
   520,155x = 1,263,519,876,096
5. Step 5: Solve for x
   x = 1,263,519,876,096/520,155
6. Step 6: Final answer
   x = 2,429,121.85