Finding the Third Proportional to 217,810.50 and 468,994

Step by Step Solution

1. Step 1: Write the proportion equation
   217,810.50 : 468,994 = 468,994 : x
2. Step 2: Convert to fraction form
   217,810.50/468,994 = 468,994/x
3. Step 3: Cross multiply
   217,810.50x = 468,994 × 468,994
4. Step 4: Simplify right side
   217,810.50x = 219,955,372,036
5. Step 5: Solve for x
   x = 219,955,372,036/217,810.50
6. Step 6: Final answer
   x = 1,009,847.42