Finding the Third Proportional to 43,398 and 65,562.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,398 : 65,562.50 = 65,562.50 : x
2. Step 2: Convert to fraction form
   43,398/65,562.50 = 65,562.50/x
3. Step 3: Cross multiply
   43,398x = 65,562.50 × 65,562.50
4. Step 4: Simplify right side
   43,398x = 4,298,441,406.25
5. Step 5: Solve for x
   x = 4,298,441,406.25/43,398
6. Step 6: Final answer
   x = 99,046.99