Finding the Fourth Proportional to 7,131.42, 10,697.67 and 1,937.22

Step by Step Solution

1. Step 1: Write the proportion equation
   7,131.42 : 10,697.67 = 1,937.22 : x
2. Step 2: Convert to fraction form
   7,131.42/10,697.67 = 1,937.22/x
3. Step 3: Cross multiply
   7,131.42x = 10,697.67 × 1,937.22
4. Step 4: Simplify right side
   7,131.42x = 20,723,740.28
5. Step 5: Solve for x
   x = 20,723,740.28/7,131.42
6. Step 6: Final answer
   x = 2,905.98