Finding the Fourth Proportional to 1,534.37, 2,118.58 and 1,357.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,534.37 : 2,118.58 = 1,357.52 : x
2. Step 2: Convert to fraction form
   1,534.37/2,118.58 = 1,357.52/x
3. Step 3: Cross multiply
   1,534.37x = 2,118.58 × 1,357.52
4. Step 4: Simplify right side
   1,534.37x = 2,876,014.72
5. Step 5: Solve for x
   x = 2,876,014.72/1,534.37
6. Step 6: Final answer
   x = 1,874.39