Finding the Third Proportional to 68,590.50 and 103,068

Step by Step Solution

1. Step 1: Write the proportion equation
   68,590.50 : 103,068 = 103,068 : x
2. Step 2: Convert to fraction form
   68,590.50/103,068 = 103,068/x
3. Step 3: Cross multiply
   68,590.50x = 103,068 × 103,068
4. Step 4: Simplify right side
   68,590.50x = 10,623,012,624
5. Step 5: Solve for x
   x = 10,623,012,624/68,590.50
6. Step 6: Final answer
   x = 154,875.86