Finding the Third Proportional to 373,620 and 773,826

Step by Step Solution

1. Step 1: Write the proportion equation
   373,620 : 773,826 = 773,826 : x
2. Step 2: Convert to fraction form
   373,620/773,826 = 773,826/x
3. Step 3: Cross multiply
   373,620x = 773,826 × 773,826
4. Step 4: Simplify right side
   373,620x = 598,806,678,276
5. Step 5: Solve for x
   x = 598,806,678,276/373,620
6. Step 6: Final answer
   x = 1,602,715.80