Finding the Third Proportional to 72,195 and 156,977.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,195 : 156,977.25 = 156,977.25 : x
2. Step 2: Convert to fraction form
   72,195/156,977.25 = 156,977.25/x
3. Step 3: Cross multiply
   72,195x = 156,977.25 × 156,977.25
4. Step 4: Simplify right side
   72,195x = 24,641,857,017.56
5. Step 5: Solve for x
   x = 24,641,857,017.56/72,195
6. Step 6: Final answer
   x = 341,323.60