Finding the Third Proportional to 35,599.50 and 72,222.75

Step by Step Solution

1. Step 1: Write the proportion equation
   35,599.50 : 72,222.75 = 72,222.75 : x
2. Step 2: Convert to fraction form
   35,599.50/72,222.75 = 72,222.75/x
3. Step 3: Cross multiply
   35,599.50x = 72,222.75 × 72,222.75
4. Step 4: Simplify right side
   35,599.50x = 5,216,125,617.56
5. Step 5: Solve for x
   x = 5,216,125,617.56/35,599.50
6. Step 6: Final answer
   x = 146,522.44