Finding the Third Proportional to 67,152 and 146,737.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,152 : 146,737.50 = 146,737.50 : x
2. Step 2: Convert to fraction form
   67,152/146,737.50 = 146,737.50/x
3. Step 3: Cross multiply
   67,152x = 146,737.50 × 146,737.50
4. Step 4: Simplify right side
   67,152x = 21,531,893,906.25
5. Step 5: Solve for x
   x = 21,531,893,906.25/67,152
6. Step 6: Final answer
   x = 320,644.12