Finding the Third Proportional to 80,451 and 133,312.50

Step by Step Solution

1. Step 1: Write the proportion equation
   80,451 : 133,312.50 = 133,312.50 : x
2. Step 2: Convert to fraction form
   80,451/133,312.50 = 133,312.50/x
3. Step 3: Cross multiply
   80,451x = 133,312.50 × 133,312.50
4. Step 4: Simplify right side
   80,451x = 17,772,222,656.25
5. Step 5: Solve for x
   x = 17,772,222,656.25/80,451
6. Step 6: Final answer
   x = 220,907.42