Finding the Fourth Proportional to 1,851.83, 2,779.37 and 1,563.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851.83 : 2,779.37 = 1,563.47 : x
2. Step 2: Convert to fraction form
   1,851.83/2,779.37 = 1,563.47/x
3. Step 3: Cross multiply
   1,851.83x = 2,779.37 × 1,563.47
4. Step 4: Simplify right side
   1,851.83x = 4,345,461.61
5. Step 5: Solve for x
   x = 4,345,461.61/1,851.83
6. Step 6: Final answer
   x = 2,346.58