Finding the Third Proportional to 91,903.50 and 146,603.25

Step by Step Solution

1. Step 1: Write the proportion equation
   91,903.50 : 146,603.25 = 146,603.25 : x
2. Step 2: Convert to fraction form
   91,903.50/146,603.25 = 146,603.25/x
3. Step 3: Cross multiply
   91,903.50x = 146,603.25 × 146,603.25
4. Step 4: Simplify right side
   91,903.50x = 21,492,512,910.56
5. Step 5: Solve for x
   x = 21,492,512,910.56/91,903.50
6. Step 6: Final answer
   x = 233,859.57