Finding the Fourth Proportional to 31,384.94, 43,300.67 and 17,771.13

Step by Step Solution

1. Step 1: Write the proportion equation
   31,384.94 : 43,300.67 = 17,771.13 : x
2. Step 2: Convert to fraction form
   31,384.94/43,300.67 = 17,771.13/x
3. Step 3: Cross multiply
   31,384.94x = 43,300.67 × 17,771.13
4. Step 4: Simplify right side
   31,384.94x = 769,501,663.58
5. Step 5: Solve for x
   x = 769,501,663.58/31,384.94
6. Step 6: Final answer
   x = 24,518.18