Finding the Fourth Proportional to 1,870.45, 2,802.09 and 1,046.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.45 : 2,802.09 = 1,046.23 : x
2. Step 2: Convert to fraction form
   1,870.45/2,802.09 = 1,046.23/x
3. Step 3: Cross multiply
   1,870.45x = 2,802.09 × 1,046.23
4. Step 4: Simplify right side
   1,870.45x = 2,931,630.62
5. Step 5: Solve for x
   x = 2,931,630.62/1,870.45
6. Step 6: Final answer
   x = 1,567.34