Finding the Third Proportional to 38,899.50 and 55,046.25

Step by Step Solution

1. Step 1: Write the proportion equation
   38,899.50 : 55,046.25 = 55,046.25 : x
2. Step 2: Convert to fraction form
   38,899.50/55,046.25 = 55,046.25/x
3. Step 3: Cross multiply
   38,899.50x = 55,046.25 × 55,046.25
4. Step 4: Simplify right side
   38,899.50x = 3,030,089,639.06
5. Step 5: Solve for x
   x = 3,030,089,639.06/38,899.50
6. Step 6: Final answer
   x = 77,895.34