Finding the Fourth Proportional to 31,696.36, 43,746.06 and 18,088.81

Step by Step Solution

1. Step 1: Write the proportion equation
   31,696.36 : 43,746.06 = 18,088.81 : x
2. Step 2: Convert to fraction form
   31,696.36/43,746.06 = 18,088.81/x
3. Step 3: Cross multiply
   31,696.36x = 43,746.06 × 18,088.81
4. Step 4: Simplify right side
   31,696.36x = 791,314,167.59
5. Step 5: Solve for x
   x = 791,314,167.59/31,696.36
6. Step 6: Final answer
   x = 24,965.46