Finding the Fourth Proportional to 22,607.94, 31,199.34 and 12,536.81

Step by Step Solution

1. Step 1: Write the proportion equation
   22,607.94 : 31,199.34 = 12,536.81 : x
2. Step 2: Convert to fraction form
   22,607.94/31,199.34 = 12,536.81/x
3. Step 3: Cross multiply
   22,607.94x = 31,199.34 × 12,536.81
4. Step 4: Simplify right side
   22,607.94x = 391,139,979.02
5. Step 5: Solve for x
   x = 391,139,979.02/22,607.94
6. Step 6: Final answer
   x = 17,301.00