Finding the Third Proportional to 228,117 and 533,032.50

Step by Step Solution

1. Step 1: Write the proportion equation
   228,117 : 533,032.50 = 533,032.50 : x
2. Step 2: Convert to fraction form
   228,117/533,032.50 = 533,032.50/x
3. Step 3: Cross multiply
   228,117x = 533,032.50 × 533,032.50
4. Step 4: Simplify right side
   228,117x = 284,123,646,056.25
5. Step 5: Solve for x
   x = 284,123,646,056.25/228,117
6. Step 6: Final answer
   x = 1,245,517.20