Finding the Fourth Proportional to 1,156.84, 1,736.03 and 953.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156.84 : 1,736.03 = 953.86 : x
2. Step 2: Convert to fraction form
   1,156.84/1,736.03 = 953.86/x
3. Step 3: Cross multiply
   1,156.84x = 1,736.03 × 953.86
4. Step 4: Simplify right side
   1,156.84x = 1,655,929.58
5. Step 5: Solve for x
   x = 1,655,929.58/1,156.84
6. Step 6: Final answer
   x = 1,431.42