Finding the Fourth Proportional to 57,136.02, 78,843.32 and 31,982.10

Step by Step Solution

1. Step 1: Write the proportion equation
   57,136.02 : 78,843.32 = 31,982.10 : x
2. Step 2: Convert to fraction form
   57,136.02/78,843.32 = 31,982.10/x
3. Step 3: Cross multiply
   57,136.02x = 78,843.32 × 31,982.10
4. Step 4: Simplify right side
   57,136.02x = 2,521,574,944.57
5. Step 5: Solve for x
   x = 2,521,574,944.57/57,136.02
6. Step 6: Final answer
   x = 44,132.84