Finding the Third Proportional to 73,518 and 103,531.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,518 : 103,531.50 = 103,531.50 : x
2. Step 2: Convert to fraction form
   73,518/103,531.50 = 103,531.50/x
3. Step 3: Cross multiply
   73,518x = 103,531.50 × 103,531.50
4. Step 4: Simplify right side
   73,518x = 10,718,771,492.25
5. Step 5: Solve for x
   x = 10,718,771,492.25/73,518
6. Step 6: Final answer
   x = 145,797.92