Finding the Fourth Proportional to 1,870.73, 2,799.24 and 1,561.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.73 : 2,799.24 = 1,561.82 : x
2. Step 2: Convert to fraction form
   1,870.73/2,799.24 = 1,561.82/x
3. Step 3: Cross multiply
   1,870.73x = 2,799.24 × 1,561.82
4. Step 4: Simplify right side
   1,870.73x = 4,371,895.02
5. Step 5: Solve for x
   x = 4,371,895.02/1,870.73
6. Step 6: Final answer
   x = 2,337.01