Finding the Third Proportional to 99,901.50 and 155,271

Step by Step Solution

1. Step 1: Write the proportion equation
   99,901.50 : 155,271 = 155,271 : x
2. Step 2: Convert to fraction form
   99,901.50/155,271 = 155,271/x
3. Step 3: Cross multiply
   99,901.50x = 155,271 × 155,271
4. Step 4: Simplify right side
   99,901.50x = 24,109,083,441
5. Step 5: Solve for x
   x = 24,109,083,441/99,901.50
6. Step 6: Final answer
   x = 241,328.54