Finding the Fourth Proportional to 31,100.17, 42,916.62 and 17,669.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,100.17 : 42,916.62 = 17,669.56 : x
2. Step 2: Convert to fraction form
   31,100.17/42,916.62 = 17,669.56/x
3. Step 3: Cross multiply
   31,100.17x = 42,916.62 × 17,669.56
4. Step 4: Simplify right side
   31,100.17x = 758,317,792.09
5. Step 5: Solve for x
   x = 758,317,792.09/31,100.17
6. Step 6: Final answer
   x = 24,383.08