Finding the Third Proportional to 92,155 and 200,699

Step by Step Solution

1. Step 1: Write the proportion equation
   92,155 : 200,699 = 200,699 : x
2. Step 2: Convert to fraction form
   92,155/200,699 = 200,699/x
3. Step 3: Cross multiply
   92,155x = 200,699 × 200,699
4. Step 4: Simplify right side
   92,155x = 40,280,088,601
5. Step 5: Solve for x
   x = 40,280,088,601/92,155
6. Step 6: Final answer
   x = 437,090.65