Finding the Fourth Proportional to 31,056.24, 42,855.43 and 17,627.77

Step by Step Solution

1. Step 1: Write the proportion equation
   31,056.24 : 42,855.43 = 17,627.77 : x
2. Step 2: Convert to fraction form
   31,056.24/42,855.43 = 17,627.77/x
3. Step 3: Cross multiply
   31,056.24x = 42,855.43 × 17,627.77
4. Step 4: Simplify right side
   31,056.24x = 755,445,663.29
5. Step 5: Solve for x
   x = 755,445,663.29/31,056.24
6. Step 6: Final answer
   x = 24,325.08