Finding the Third Proportional to 520,492.50 and 1,204,868.25

Step by Step Solution

1. Step 1: Write the proportion equation
   520,492.50 : 1,204,868.25 = 1,204,868.25 : x
2. Step 2: Convert to fraction form
   520,492.50/1,204,868.25 = 1,204,868.25/x
3. Step 3: Cross multiply
   520,492.50x = 1,204,868.25 × 1,204,868.25
4. Step 4: Simplify right side
   520,492.50x = 1,451,707,499,858.06
5. Step 5: Solve for x
   x = 1,451,707,499,858.06/520,492.50
6. Step 6: Final answer
   x = 2,789,103.59