Finding the Third Proportional to 48,372 and 72,841.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,372 : 72,841.50 = 72,841.50 : x
2. Step 2: Convert to fraction form
   48,372/72,841.50 = 72,841.50/x
3. Step 3: Cross multiply
   48,372x = 72,841.50 × 72,841.50
4. Step 4: Simplify right side
   48,372x = 5,305,884,122.25
5. Step 5: Solve for x
   x = 5,305,884,122.25/48,372
6. Step 6: Final answer
   x = 109,689.16