Finding the Third Proportional to 109,719 and 147,082.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,719 : 147,082.50 = 147,082.50 : x
2. Step 2: Convert to fraction form
   109,719/147,082.50 = 147,082.50/x
3. Step 3: Cross multiply
   109,719x = 147,082.50 × 147,082.50
4. Step 4: Simplify right side
   109,719x = 21,633,261,806.25
5. Step 5: Solve for x
   x = 21,633,261,806.25/109,719
6. Step 6: Final answer
   x = 197,169.70