Finding the Third Proportional to 3,670,156 and 5,643,774

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,156 : 5,643,774 = 5,643,774 : x
2. Step 2: Convert to fraction form
   3,670,156/5,643,774 = 5,643,774/x
3. Step 3: Cross multiply
   3,670,156x = 5,643,774 × 5,643,774
4. Step 4: Simplify right side
   3,670,156x = 31,852,184,963,076
5. Step 5: Solve for x
   x = 31,852,184,963,076/3,670,156
6. Step 6: Final answer
   x = 8,678,700.57