Finding the Fourth Proportional to 31,173.58, 42,991.05 and 24,368.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,173.58 : 42,991.05 = 24,368.50 : x
2. Step 2: Convert to fraction form
   31,173.58/42,991.05 = 24,368.50/x
3. Step 3: Cross multiply
   31,173.58x = 42,991.05 × 24,368.50
4. Step 4: Simplify right side
   31,173.58x = 1,047,627,401.93
5. Step 5: Solve for x
   x = 1,047,627,401.93/31,173.58
6. Step 6: Final answer
   x = 33,606.26