Finding the Third Proportional to 40,008 and 64,445.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,008 : 64,445.50 = 64,445.50 : x
2. Step 2: Convert to fraction form
   40,008/64,445.50 = 64,445.50/x
3. Step 3: Cross multiply
   40,008x = 64,445.50 × 64,445.50
4. Step 4: Simplify right side
   40,008x = 4,153,222,470.25
5. Step 5: Solve for x
   x = 4,153,222,470.25/40,008
6. Step 6: Final answer
   x = 103,809.80