Finding the Third Proportional to 99,726 and 149,659.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,726 : 149,659.50 = 149,659.50 : x
2. Step 2: Convert to fraction form
   99,726/149,659.50 = 149,659.50/x
3. Step 3: Cross multiply
   99,726x = 149,659.50 × 149,659.50
4. Step 4: Simplify right side
   99,726x = 22,397,965,940.25
5. Step 5: Solve for x
   x = 22,397,965,940.25/99,726
6. Step 6: Final answer
   x = 224,595.05