Finding the Third Proportional to 521,505.75 and 1,082,980.50

Step by Step Solution

1. Step 1: Write the proportion equation
   521,505.75 : 1,082,980.50 = 1,082,980.50 : x
2. Step 2: Convert to fraction form
   521,505.75/1,082,980.50 = 1,082,980.50/x
3. Step 3: Cross multiply
   521,505.75x = 1,082,980.50 × 1,082,980.50
4. Step 4: Simplify right side
   521,505.75x = 1,172,846,763,380.25
5. Step 5: Solve for x
   x = 1,172,846,763,380.25/521,505.75
6. Step 6: Final answer
   x = 2,248,962.29