Finding the Third Proportional to 103,813.50 and 160,389

Step by Step Solution

1. Step 1: Write the proportion equation
   103,813.50 : 160,389 = 160,389 : x
2. Step 2: Convert to fraction form
   103,813.50/160,389 = 160,389/x
3. Step 3: Cross multiply
   103,813.50x = 160,389 × 160,389
4. Step 4: Simplify right side
   103,813.50x = 25,724,631,321
5. Step 5: Solve for x
   x = 25,724,631,321/103,813.50
6. Step 6: Final answer
   x = 247,796.59