Finding the Third Proportional to 174,861.50 and 270,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   174,861.50 : 270,007.50 = 270,007.50 : x
2. Step 2: Convert to fraction form
   174,861.50/270,007.50 = 270,007.50/x
3. Step 3: Cross multiply
   174,861.50x = 270,007.50 × 270,007.50
4. Step 4: Simplify right side
   174,861.50x = 72,904,050,056.25
5. Step 5: Solve for x
   x = 72,904,050,056.25/174,861.50
6. Step 6: Final answer
   x = 416,924.54