Finding the Third Proportional to 35,371.69 and 72,619.03

Step by Step Solution

1. Step 1: Write the proportion equation
   35,371.69 : 72,619.03 = 72,619.03 : x
2. Step 2: Convert to fraction form
   35,371.69/72,619.03 = 72,619.03/x
3. Step 3: Cross multiply
   35,371.69x = 72,619.03 × 72,619.03
4. Step 4: Simplify right side
   35,371.69x = 5,273,523,699.69
5. Step 5: Solve for x
   x = 5,273,523,699.69/35,371.69
6. Step 6: Final answer
   x = 149,088.84