Finding the Third Proportional to 100,476 and 155,434.50

Step by Step Solution

1. Step 1: Write the proportion equation
   100,476 : 155,434.50 = 155,434.50 : x
2. Step 2: Convert to fraction form
   100,476/155,434.50 = 155,434.50/x
3. Step 3: Cross multiply
   100,476x = 155,434.50 × 155,434.50
4. Step 4: Simplify right side
   100,476x = 24,159,883,790.25
5. Step 5: Solve for x
   x = 24,159,883,790.25/100,476
6. Step 6: Final answer
   x = 240,454.28