Finding the Fourth Proportional to 1,522.78, 2,105.58 and 1,498.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.78 : 2,105.58 = 1,498.08 : x
2. Step 2: Convert to fraction form
   1,522.78/2,105.58 = 1,498.08/x
3. Step 3: Cross multiply
   1,522.78x = 2,105.58 × 1,498.08
4. Step 4: Simplify right side
   1,522.78x = 3,154,327.29
5. Step 5: Solve for x
   x = 3,154,327.29/1,522.78
6. Step 6: Final answer
   x = 2,071.43