Finding the Third Proportional to 48,131 and 72,196.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,131 : 72,196.50 = 72,196.50 : x
2. Step 2: Convert to fraction form
   48,131/72,196.50 = 72,196.50/x
3. Step 3: Cross multiply
   48,131x = 72,196.50 × 72,196.50
4. Step 4: Simplify right side
   48,131x = 5,212,334,612.25
5. Step 5: Solve for x
   x = 5,212,334,612.25/48,131
6. Step 6: Final answer
   x = 108,294.75