Finding the Third Proportional to 32,278.50 and 69,918.19

Step by Step Solution

1. Step 1: Write the proportion equation
   32,278.50 : 69,918.19 = 69,918.19 : x
2. Step 2: Convert to fraction form
   32,278.50/69,918.19 = 69,918.19/x
3. Step 3: Cross multiply
   32,278.50x = 69,918.19 × 69,918.19
4. Step 4: Simplify right side
   32,278.50x = 4,888,552,943.29
5. Step 5: Solve for x
   x = 4,888,552,943.29/32,278.50
6. Step 6: Final answer
   x = 151,449.20