Finding the Fourth Proportional to 1,870.30, 2,801.86 and 1,046.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.30 : 2,801.86 = 1,046.08 : x
2. Step 2: Convert to fraction form
   1,870.30/2,801.86 = 1,046.08/x
3. Step 3: Cross multiply
   1,870.30x = 2,801.86 × 1,046.08
4. Step 4: Simplify right side
   1,870.30x = 2,930,950.47
5. Step 5: Solve for x
   x = 2,930,950.47/1,870.30
6. Step 6: Final answer
   x = 1,567.10