Finding the Fourth Proportional to 1,851.18, 2,553.90 and 1,064.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851.18 : 2,553.90 = 1,064.76 : x
2. Step 2: Convert to fraction form
   1,851.18/2,553.90 = 1,064.76/x
3. Step 3: Cross multiply
   1,851.18x = 2,553.90 × 1,064.76
4. Step 4: Simplify right side
   1,851.18x = 2,719,290.56
5. Step 5: Solve for x
   x = 2,719,290.56/1,851.18
6. Step 6: Final answer
   x = 1,468.95