Finding the Fourth Proportional to 2,857,871.43, 3,943,864.52 and 1,551,123.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,857,871.43 : 3,943,864.52 = 1,551,123.50 : x
2. Step 2: Convert to fraction form
   2,857,871.43/3,943,864.52 = 1,551,123.50/x
3. Step 3: Cross multiply
   2,857,871.43x = 3,943,864.52 × 1,551,123.50
4. Step 4: Simplify right side
   2,857,871.43x = 6,117,420,910,313.28
5. Step 5: Solve for x
   x = 6,117,420,910,313.28/2,857,871.43
6. Step 6: Final answer
   x = 2,140,551.48