Finding the Third Proportional to 373,840.50 and 820,056

Step by Step Solution

1. Step 1: Write the proportion equation
   373,840.50 : 820,056 = 820,056 : x
2. Step 2: Convert to fraction form
   373,840.50/820,056 = 820,056/x
3. Step 3: Cross multiply
   373,840.50x = 820,056 × 820,056
4. Step 4: Simplify right side
   373,840.50x = 672,491,843,136
5. Step 5: Solve for x
   x = 672,491,843,136/373,840.50
6. Step 6: Final answer
   x = 1,798,873.70