Finding the Fourth Proportional to 3,134.72, 4,701.52 and 1,186.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,134.72 : 4,701.52 = 1,186.96 : x
2. Step 2: Convert to fraction form
   3,134.72/4,701.52 = 1,186.96/x
3. Step 3: Cross multiply
   3,134.72x = 4,701.52 × 1,186.96
4. Step 4: Simplify right side
   3,134.72x = 5,580,516.18
5. Step 5: Solve for x
   x = 5,580,516.18/3,134.72
6. Step 6: Final answer
   x = 1,780.23