Finding the Third Proportional to 367,807.50 and 562,402.50

Step by Step Solution

1. Step 1: Write the proportion equation
   367,807.50 : 562,402.50 = 562,402.50 : x
2. Step 2: Convert to fraction form
   367,807.50/562,402.50 = 562,402.50/x
3. Step 3: Cross multiply
   367,807.50x = 562,402.50 × 562,402.50
4. Step 4: Simplify right side
   367,807.50x = 316,296,572,006.25
5. Step 5: Solve for x
   x = 316,296,572,006.25/367,807.50
6. Step 6: Final answer
   x = 859,951.39