Finding the Third Proportional to 3,670,169 and 5,643,793

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,169 : 5,643,793 = 5,643,793 : x
2. Step 2: Convert to fraction form
   3,670,169/5,643,793 = 5,643,793/x
3. Step 3: Cross multiply
   3,670,169x = 5,643,793 × 5,643,793
4. Step 4: Simplify right side
   3,670,169x = 31,852,399,426,849
5. Step 5: Solve for x
   x = 31,852,399,426,849/3,670,169
6. Step 6: Final answer
   x = 8,678,728.26