Finding the Third Proportional to 100,977 and 156,788.50

Step by Step Solution

1. Step 1: Write the proportion equation
   100,977 : 156,788.50 = 156,788.50 : x
2. Step 2: Convert to fraction form
   100,977/156,788.50 = 156,788.50/x
3. Step 3: Cross multiply
   100,977x = 156,788.50 × 156,788.50
4. Step 4: Simplify right side
   100,977x = 24,582,633,732.25
5. Step 5: Solve for x
   x = 24,582,633,732.25/100,977
6. Step 6: Final answer
   x = 243,447.85