Finding the Fourth Proportional to 1,552.63, 2,142.71 and 854.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,552.63 : 2,142.71 = 854.02 : x
2. Step 2: Convert to fraction form
   1,552.63/2,142.71 = 854.02/x
3. Step 3: Cross multiply
   1,552.63x = 2,142.71 × 854.02
4. Step 4: Simplify right side
   1,552.63x = 1,829,917.19
5. Step 5: Solve for x
   x = 1,829,917.19/1,552.63
6. Step 6: Final answer
   x = 1,178.59