Finding the Fourth Proportional to 2,140,777.31, 3,204,867.33 and 1,429,040.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,777.31 : 3,204,867.33 = 1,429,040.03 : x
2. Step 2: Convert to fraction form
   2,140,777.31/3,204,867.33 = 1,429,040.03/x
3. Step 3: Cross multiply
   2,140,777.31x = 3,204,867.33 × 1,429,040.03
4. Step 4: Simplify right side
   2,140,777.31x = 4,579,883,689,384.88
5. Step 5: Solve for x
   x = 4,579,883,689,384.88/2,140,777.31
6. Step 6: Final answer
   x = 2,139,355.49