Finding the Third Proportional to 68,904 and 103,354.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,904 : 103,354.50 = 103,354.50 : x
2. Step 2: Convert to fraction form
   68,904/103,354.50 = 103,354.50/x
3. Step 3: Cross multiply
   68,904x = 103,354.50 × 103,354.50
4. Step 4: Simplify right side
   68,904x = 10,682,152,670.25
5. Step 5: Solve for x
   x = 10,682,152,670.25/68,904
6. Step 6: Final answer
   x = 155,029.50