Finding the Fourth Proportional to 1,522.89, 2,090.72 and 1,374.66

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.89 : 2,090.72 = 1,374.66 : x
2. Step 2: Convert to fraction form
   1,522.89/2,090.72 = 1,374.66/x
3. Step 3: Cross multiply
   1,522.89x = 2,090.72 × 1,374.66
4. Step 4: Simplify right side
   1,522.89x = 2,874,032.59
5. Step 5: Solve for x
   x = 2,874,032.59/1,522.89
6. Step 6: Final answer
   x = 1,887.22