Finding the Fourth Proportional to 3,274,436.80, 4,485,994.42 and 3,151,711.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,274,436.80 : 4,485,994.42 = 3,151,711.69 : x
2. Step 2: Convert to fraction form
   3,274,436.80/4,485,994.42 = 3,151,711.69/x
3. Step 3: Cross multiply
   3,274,436.80x = 4,485,994.42 × 3,151,711.69
4. Step 4: Simplify right side
   3,274,436.80x = 14,138,561,044,558.69
5. Step 5: Solve for x
   x = 14,138,561,044,558.69/3,274,436.80
6. Step 6: Final answer
   x = 4,317,860.42