Finding the Third Proportional to 215,433 and 468,762.75

Step by Step Solution

1. Step 1: Write the proportion equation
   215,433 : 468,762.75 = 468,762.75 : x
2. Step 2: Convert to fraction form
   215,433/468,762.75 = 468,762.75/x
3. Step 3: Cross multiply
   215,433x = 468,762.75 × 468,762.75
4. Step 4: Simplify right side
   215,433x = 219,738,515,787.56
5. Step 5: Solve for x
   x = 219,738,515,787.56/215,433
6. Step 6: Final answer
   x = 1,019,985.41