Finding the Third Proportional to 69,273 and 111,559.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,273 : 111,559.50 = 111,559.50 : x
2. Step 2: Convert to fraction form
   69,273/111,559.50 = 111,559.50/x
3. Step 3: Cross multiply
   69,273x = 111,559.50 × 111,559.50
4. Step 4: Simplify right side
   69,273x = 12,445,522,040.25
5. Step 5: Solve for x
   x = 12,445,522,040.25/69,273
6. Step 6: Final answer
   x = 179,659.06