Finding the Third Proportional to 35,430.75 and 54,850.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,430.75 : 54,850.50 = 54,850.50 : x
2. Step 2: Convert to fraction form
   35,430.75/54,850.50 = 54,850.50/x
3. Step 3: Cross multiply
   35,430.75x = 54,850.50 × 54,850.50
4. Step 4: Simplify right side
   35,430.75x = 3,008,577,350.25
5. Step 5: Solve for x
   x = 3,008,577,350.25/35,430.75
6. Step 6: Final answer
   x = 84,914.30