Finding the Third Proportional to 69,351 and 111,646.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,351 : 111,646.50 = 111,646.50 : x
2. Step 2: Convert to fraction form
   69,351/111,646.50 = 111,646.50/x
3. Step 3: Cross multiply
   69,351x = 111,646.50 × 111,646.50
4. Step 4: Simplify right side
   69,351x = 12,464,940,962.25
5. Step 5: Solve for x
   x = 12,464,940,962.25/69,351
6. Step 6: Final answer
   x = 179,737.00