Finding the Third Proportional to 372,616 and 808,245.50

Step by Step Solution

1. Step 1: Write the proportion equation
   372,616 : 808,245.50 = 808,245.50 : x
2. Step 2: Convert to fraction form
   372,616/808,245.50 = 808,245.50/x
3. Step 3: Cross multiply
   372,616x = 808,245.50 × 808,245.50
4. Step 4: Simplify right side
   372,616x = 653,260,788,270.25
5. Step 5: Solve for x
   x = 653,260,788,270.25/372,616
6. Step 6: Final answer
   x = 1,753,174.28