Finding the Fourth Proportional to 1,913.72, 2,641.02 and 1,499

Step by Step Solution

1. Step 1: Write the proportion equation
   1,913.72 : 2,641.02 = 1,499 : x
2. Step 2: Convert to fraction form
   1,913.72/2,641.02 = 1,499/x
3. Step 3: Cross multiply
   1,913.72x = 2,641.02 × 1,499
4. Step 4: Simplify right side
   1,913.72x = 3,958,888.98
5. Step 5: Solve for x
   x = 3,958,888.98/1,913.72
6. Step 6: Final answer
   x = 2,068.69