Finding the Third Proportional to 414,412.50 and 619,062

Step by Step Solution

1. Step 1: Write the proportion equation
   414,412.50 : 619,062 = 619,062 : x
2. Step 2: Convert to fraction form
   414,412.50/619,062 = 619,062/x
3. Step 3: Cross multiply
   414,412.50x = 619,062 × 619,062
4. Step 4: Simplify right side
   414,412.50x = 383,237,759,844
5. Step 5: Solve for x
   x = 383,237,759,844/414,412.50
6. Step 6: Final answer
   x = 924,773.65