Finding the Fourth Proportional to 12,059.09, 16,642.06 and 7,022.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,059.09 : 16,642.06 = 7,022.50 : x
2. Step 2: Convert to fraction form
   12,059.09/16,642.06 = 7,022.50/x
3. Step 3: Cross multiply
   12,059.09x = 16,642.06 × 7,022.50
4. Step 4: Simplify right side
   12,059.09x = 116,868,748.03
5. Step 5: Solve for x
   x = 116,868,748.03/12,059.09
6. Step 6: Final answer
   x = 9,691.34