Finding the Fourth Proportional to 1,534.83, 2,119.84 and 1,117.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,534.83 : 2,119.84 = 1,117.05 : x
2. Step 2: Convert to fraction form
   1,534.83/2,119.84 = 1,117.05/x
3. Step 3: Cross multiply
   1,534.83x = 2,119.84 × 1,117.05
4. Step 4: Simplify right side
   1,534.83x = 2,367,961.69
5. Step 5: Solve for x
   x = 2,367,961.69/1,534.83
6. Step 6: Final answer
   x = 1,542.82