Finding the Third Proportional to 99,742.50 and 149,616

Step by Step Solution

1. Step 1: Write the proportion equation
   99,742.50 : 149,616 = 149,616 : x
2. Step 2: Convert to fraction form
   99,742.50/149,616 = 149,616/x
3. Step 3: Cross multiply
   99,742.50x = 149,616 × 149,616
4. Step 4: Simplify right side
   99,742.50x = 22,384,947,456
5. Step 5: Solve for x
   x = 22,384,947,456/99,742.50
6. Step 6: Final answer
   x = 224,427.38