Finding the Fourth Proportional to 3,434,274.72, 5,123,361.24 and 3,156,524.64

Step by Step Solution

1. Step 1: Write the proportion equation
   3,434,274.72 : 5,123,361.24 = 3,156,524.64 : x
2. Step 2: Convert to fraction form
   3,434,274.72/5,123,361.24 = 3,156,524.64/x
3. Step 3: Cross multiply
   3,434,274.72x = 5,123,361.24 × 3,156,524.64
4. Step 4: Simplify right side
   3,434,274.72x = 16,172,015,993,680.96
5. Step 5: Solve for x
   x = 16,172,015,993,680.96/3,434,274.72
6. Step 6: Final answer
   x = 4,709,004.76