Finding the Third Proportional to 72,915 and 114,232.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,915 : 114,232.50 = 114,232.50 : x
2. Step 2: Convert to fraction form
   72,915/114,232.50 = 114,232.50/x
3. Step 3: Cross multiply
   72,915x = 114,232.50 × 114,232.50
4. Step 4: Simplify right side
   72,915x = 13,049,064,056.25
5. Step 5: Solve for x
   x = 13,049,064,056.25/72,915
6. Step 6: Final answer
   x = 178,962.68