Finding the Third Proportional to 216,070.50 and 341,865

Step by Step Solution

1. Step 1: Write the proportion equation
   216,070.50 : 341,865 = 341,865 : x
2. Step 2: Convert to fraction form
   216,070.50/341,865 = 341,865/x
3. Step 3: Cross multiply
   216,070.50x = 341,865 × 341,865
4. Step 4: Simplify right side
   216,070.50x = 116,871,678,225
5. Step 5: Solve for x
   x = 116,871,678,225/216,070.50
6. Step 6: Final answer
   x = 540,896.04