Finding the Fourth Proportional to 13,984.86, 19,298.43 and 7,697.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,984.86 : 19,298.43 = 7,697.10 : x
2. Step 2: Convert to fraction form
   13,984.86/19,298.43 = 7,697.10/x
3. Step 3: Cross multiply
   13,984.86x = 19,298.43 × 7,697.10
4. Step 4: Simplify right side
   13,984.86x = 148,541,945.55
5. Step 5: Solve for x
   x = 148,541,945.55/13,984.86
6. Step 6: Final answer
   x = 10,621.63