Finding the Fourth Proportional to 1,097.77, 1,522.69 and 1,058.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097.77 : 1,522.69 = 1,058.37 : x
2. Step 2: Convert to fraction form
   1,097.77/1,522.69 = 1,058.37/x
3. Step 3: Cross multiply
   1,097.77x = 1,522.69 × 1,058.37
4. Step 4: Simplify right side
   1,097.77x = 1,611,569.42
5. Step 5: Solve for x
   x = 1,611,569.42/1,097.77
6. Step 6: Final answer
   x = 1,468.04