Finding the Fourth Proportional to 109,880.21, 164,824.37 and 30,996.55

Step by Step Solution

1. Step 1: Write the proportion equation
   109,880.21 : 164,824.37 = 30,996.55 : x
2. Step 2: Convert to fraction form
   109,880.21/164,824.37 = 30,996.55/x
3. Step 3: Cross multiply
   109,880.21x = 164,824.37 × 30,996.55
4. Step 4: Simplify right side
   109,880.21x = 5,108,986,825.92
5. Step 5: Solve for x
   x = 5,108,986,825.92/109,880.21
6. Step 6: Final answer
   x = 46,495.97