Finding the Third Proportional to 414,505.50 and 608,160

Step by Step Solution

1. Step 1: Write the proportion equation
   414,505.50 : 608,160 = 608,160 : x
2. Step 2: Convert to fraction form
   414,505.50/608,160 = 608,160/x
3. Step 3: Cross multiply
   414,505.50x = 608,160 × 608,160
4. Step 4: Simplify right side
   414,505.50x = 369,858,585,600
5. Step 5: Solve for x
   x = 369,858,585,600/414,505.50
6. Step 6: Final answer
   x = 892,288.73