Finding the Third Proportional to 103,993 and 156,920.50

Step by Step Solution

1. Step 1: Write the proportion equation
   103,993 : 156,920.50 = 156,920.50 : x
2. Step 2: Convert to fraction form
   103,993/156,920.50 = 156,920.50/x
3. Step 3: Cross multiply
   103,993x = 156,920.50 × 156,920.50
4. Step 4: Simplify right side
   103,993x = 24,624,043,320.25
5. Step 5: Solve for x
   x = 24,624,043,320.25/103,993
6. Step 6: Final answer
   x = 236,785.58