Finding the Fourth Proportional to 7,543.83, 10,410.42 and 4,186.65

Step by Step Solution

1. Step 1: Write the proportion equation
   7,543.83 : 10,410.42 = 4,186.65 : x
2. Step 2: Convert to fraction form
   7,543.83/10,410.42 = 4,186.65/x
3. Step 3: Cross multiply
   7,543.83x = 10,410.42 × 4,186.65
4. Step 4: Simplify right side
   7,543.83x = 43,584,784.89
5. Step 5: Solve for x
   x = 43,584,784.89/7,543.83
6. Step 6: Final answer
   x = 5,777.54