Finding the Fourth Proportional to 1,811.33, 2,498.45 and 1,437.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,811.33 : 2,498.45 = 1,437.72 : x
2. Step 2: Convert to fraction form
   1,811.33/2,498.45 = 1,437.72/x
3. Step 3: Cross multiply
   1,811.33x = 2,498.45 × 1,437.72
4. Step 4: Simplify right side
   1,811.33x = 3,592,071.53
5. Step 5: Solve for x
   x = 3,592,071.53/1,811.33
6. Step 6: Final answer
   x = 1,983.11