Finding the Fourth Proportional to 7,097.42, 10,670.16 and 5,720.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,097.42 : 10,670.16 = 5,720.42 : x
2. Step 2: Convert to fraction form
   7,097.42/10,670.16 = 5,720.42/x
3. Step 3: Cross multiply
   7,097.42x = 10,670.16 × 5,720.42
4. Step 4: Simplify right side
   7,097.42x = 61,037,796.67
5. Step 5: Solve for x
   x = 61,037,796.67/7,097.42
6. Step 6: Final answer
   x = 8,600.00