Finding the Third Proportional to 130,099.50 and 284,013

Step by Step Solution

1. Step 1: Write the proportion equation
   130,099.50 : 284,013 = 284,013 : x
2. Step 2: Convert to fraction form
   130,099.50/284,013 = 284,013/x
3. Step 3: Cross multiply
   130,099.50x = 284,013 × 284,013
4. Step 4: Simplify right side
   130,099.50x = 80,663,384,169
5. Step 5: Solve for x
   x = 80,663,384,169/130,099.50
6. Step 6: Final answer
   x = 620,013.02