Finding the Fourth Proportional to 1,379.03, 1,901.61 and 1,064.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,379.03 : 1,901.61 = 1,064.34 : x
2. Step 2: Convert to fraction form
   1,379.03/1,901.61 = 1,064.34/x
3. Step 3: Cross multiply
   1,379.03x = 1,901.61 × 1,064.34
4. Step 4: Simplify right side
   1,379.03x = 2,023,959.59
5. Step 5: Solve for x
   x = 2,023,959.59/1,379.03
6. Step 6: Final answer
   x = 1,467.67