Finding the Fourth Proportional to 16,070.42, 22,171.56 and 9,694.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,070.42 : 22,171.56 = 9,694.46 : x
2. Step 2: Convert to fraction form
   16,070.42/22,171.56 = 9,694.46/x
3. Step 3: Cross multiply
   16,070.42x = 22,171.56 × 9,694.46
4. Step 4: Simplify right side
   16,070.42x = 214,941,301.56
5. Step 5: Solve for x
   x = 214,941,301.56/16,070.42
6. Step 6: Final answer
   x = 13,374.96