Finding the Fourth Proportional to 3,788,426.18, 5,682,688.52 and 1,264,081.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,788,426.18 : 5,682,688.52 = 1,264,081.43 : x
2. Step 2: Convert to fraction form
   3,788,426.18/5,682,688.52 = 1,264,081.43/x
3. Step 3: Cross multiply
   3,788,426.18x = 5,682,688.52 × 1,264,081.43
4. Step 4: Simplify right side
   3,788,426.18x = 7,183,381,022,509.94
5. Step 5: Solve for x
   x = 7,183,381,022,509.94/3,788,426.18
6. Step 6: Final answer
   x = 1,896,138.58