Finding the Third Proportional to 149,166 and 225,915.50

Step by Step Solution

1. Step 1: Write the proportion equation
   149,166 : 225,915.50 = 225,915.50 : x
2. Step 2: Convert to fraction form
   149,166/225,915.50 = 225,915.50/x
3. Step 3: Cross multiply
   149,166x = 225,915.50 × 225,915.50
4. Step 4: Simplify right side
   149,166x = 51,037,813,140.25
5. Step 5: Solve for x
   x = 51,037,813,140.25/149,166
6. Step 6: Final answer
   x = 342,154.47