Finding the Fourth Proportional to 3,543.86, 5,316.40 and 1,462.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,543.86 : 5,316.40 = 1,462.72 : x
2. Step 2: Convert to fraction form
   3,543.86/5,316.40 = 1,462.72/x
3. Step 3: Cross multiply
   3,543.86x = 5,316.40 × 1,462.72
4. Step 4: Simplify right side
   3,543.86x = 7,776,404.61
5. Step 5: Solve for x
   x = 7,776,404.61/3,543.86
6. Step 6: Final answer
   x = 2,194.33