Finding the Third Proportional to 372,357 and 803,767.50

Step by Step Solution

1. Step 1: Write the proportion equation
   372,357 : 803,767.50 = 803,767.50 : x
2. Step 2: Convert to fraction form
   372,357/803,767.50 = 803,767.50/x
3. Step 3: Cross multiply
   372,357x = 803,767.50 × 803,767.50
4. Step 4: Simplify right side
   372,357x = 646,042,194,056.25
5. Step 5: Solve for x
   x = 646,042,194,056.25/372,357
6. Step 6: Final answer
   x = 1,735,007.52