Finding the Fourth Proportional to 3,675,870.72, 5,511,732.48 and 1,429,436.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,675,870.72 : 5,511,732.48 = 1,429,436.16 : x
2. Step 2: Convert to fraction form
   3,675,870.72/5,511,732.48 = 1,429,436.16/x
3. Step 3: Cross multiply
   3,675,870.72x = 5,511,732.48 × 1,429,436.16
4. Step 4: Simplify right side
   3,675,870.72x = 7,878,669,711,158.48
5. Step 5: Solve for x
   x = 7,878,669,711,158.48/3,675,870.72
6. Step 6: Final answer
   x = 2,143,347.88