Finding the Fourth Proportional to 78,822.84, 118,131.58 and 32,021

Step by Step Solution

1. Step 1: Write the proportion equation
   78,822.84 : 118,131.58 = 32,021 : x
2. Step 2: Convert to fraction form
   78,822.84/118,131.58 = 32,021/x
3. Step 3: Cross multiply
   78,822.84x = 118,131.58 × 32,021
4. Step 4: Simplify right side
   78,822.84x = 3,782,691,323.18
5. Step 5: Solve for x
   x = 3,782,691,323.18/78,822.84
6. Step 6: Final answer
   x = 47,989.79