Finding the Third Proportional to 43,074 and 64,612.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,074 : 64,612.50 = 64,612.50 : x
2. Step 2: Convert to fraction form
   43,074/64,612.50 = 64,612.50/x
3. Step 3: Cross multiply
   43,074x = 64,612.50 × 64,612.50
4. Step 4: Simplify right side
   43,074x = 4,174,775,156.25
5. Step 5: Solve for x
   x = 4,174,775,156.25/43,074
6. Step 6: Final answer
   x = 96,921.00