Finding the Third Proportional to 228,147 and 533,047.50

Step by Step Solution

1. Step 1: Write the proportion equation
   228,147 : 533,047.50 = 533,047.50 : x
2. Step 2: Convert to fraction form
   228,147/533,047.50 = 533,047.50/x
3. Step 3: Cross multiply
   228,147x = 533,047.50 × 533,047.50
4. Step 4: Simplify right side
   228,147x = 284,139,637,256.25
5. Step 5: Solve for x
   x = 284,139,637,256.25/228,147
6. Step 6: Final answer
   x = 1,245,423.51