Finding the Third Proportional to 35,451.84 and 54,887.20

Step by Step Solution

1. Step 1: Write the proportion equation
   35,451.84 : 54,887.20 = 54,887.20 : x
2. Step 2: Convert to fraction form
   35,451.84/54,887.20 = 54,887.20/x
3. Step 3: Cross multiply
   35,451.84x = 54,887.20 × 54,887.20
4. Step 4: Simplify right side
   35,451.84x = 3,012,605,066.89
5. Step 5: Solve for x
   x = 3,012,605,066.89/35,451.84
6. Step 6: Final answer
   x = 84,977.39