Finding the Fourth Proportional to 7,037.69, 9,700.86 and 5,543.64

Step by Step Solution

1. Step 1: Write the proportion equation
   7,037.69 : 9,700.86 = 5,543.64 : x
2. Step 2: Convert to fraction form
   7,037.69/9,700.86 = 5,543.64/x
3. Step 3: Cross multiply
   7,037.69x = 9,700.86 × 5,543.64
4. Step 4: Simplify right side
   7,037.69x = 53,778,096.32
5. Step 5: Solve for x
   x = 53,778,096.32/7,037.69
6. Step 6: Final answer
   x = 7,641.45