Finding the Fourth Proportional to 31,106.03, 42,926.79 and 17,677.58

Step by Step Solution

1. Step 1: Write the proportion equation
   31,106.03 : 42,926.79 = 17,677.58 : x
2. Step 2: Convert to fraction form
   31,106.03/42,926.79 = 17,677.58/x
3. Step 3: Cross multiply
   31,106.03x = 42,926.79 × 17,677.58
4. Step 4: Simplify right side
   31,106.03x = 758,841,764.37
5. Step 5: Solve for x
   x = 758,841,764.37/31,106.03
6. Step 6: Final answer
   x = 24,395.33