Finding the Fourth Proportional to 22,499.93, 31,039.58 and 13,066.67

Step by Step Solution

1. Step 1: Write the proportion equation
   22,499.93 : 31,039.58 = 13,066.67 : x
2. Step 2: Convert to fraction form
   22,499.93/31,039.58 = 13,066.67/x
3. Step 3: Cross multiply
   22,499.93x = 31,039.58 × 13,066.67
4. Step 4: Simplify right side
   22,499.93x = 405,584,059.06
5. Step 5: Solve for x
   x = 405,584,059.06/22,499.93
6. Step 6: Final answer
   x = 18,026.01