Finding the Fourth Proportional to 9,066.91, 12,512.28 and 5,088.01

Step by Step Solution

1. Step 1: Write the proportion equation
   9,066.91 : 12,512.28 = 5,088.01 : x
2. Step 2: Convert to fraction form
   9,066.91/12,512.28 = 5,088.01/x
3. Step 3: Cross multiply
   9,066.91x = 12,512.28 × 5,088.01
4. Step 4: Simplify right side
   9,066.91x = 63,662,605.76
5. Step 5: Solve for x
   x = 63,662,605.76/9,066.91
6. Step 6: Final answer
   x = 7,021.42