Finding the Fourth Proportional to 73,093.25, 109,683.60 and 31,540.25

Step by Step Solution

1. Step 1: Write the proportion equation
   73,093.25 : 109,683.60 = 31,540.25 : x
2. Step 2: Convert to fraction form
   73,093.25/109,683.60 = 31,540.25/x
3. Step 3: Cross multiply
   73,093.25x = 109,683.60 × 31,540.25
4. Step 4: Simplify right side
   73,093.25x = 3,459,447,616.48
5. Step 5: Solve for x
   x = 3,459,447,616.48/73,093.25
6. Step 6: Final answer
   x = 47,329.24