Finding the Fourth Proportional to 1,903.87, 2,627.32 and 1,064.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903.87 : 2,627.32 = 1,064.56 : x
2. Step 2: Convert to fraction form
   1,903.87/2,627.32 = 1,064.56/x
3. Step 3: Cross multiply
   1,903.87x = 2,627.32 × 1,064.56
4. Step 4: Simplify right side
   1,903.87x = 2,796,932.98
5. Step 5: Solve for x
   x = 2,796,932.98/1,903.87
6. Step 6: Final answer
   x = 1,469.08