Finding the Fourth Proportional to 1,854.01, 2,779.57 and 929.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854.01 : 2,779.57 = 929.10 : x
2. Step 2: Convert to fraction form
   1,854.01/2,779.57 = 929.10/x
3. Step 3: Cross multiply
   1,854.01x = 2,779.57 × 929.10
4. Step 4: Simplify right side
   1,854.01x = 2,582,498.49
5. Step 5: Solve for x
   x = 2,582,498.49/1,854.01
6. Step 6: Final answer
   x = 1,392.93