Finding the Third Proportional to 72,371 and 157,120.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,371 : 157,120.50 = 157,120.50 : x
2. Step 2: Convert to fraction form
   72,371/157,120.50 = 157,120.50/x
3. Step 3: Cross multiply
   72,371x = 157,120.50 × 157,120.50
4. Step 4: Simplify right side
   72,371x = 24,686,851,520.25
5. Step 5: Solve for x
   x = 24,686,851,520.25/72,371
6. Step 6: Final answer
   x = 341,115.25