Finding the Fourth Proportional to 53,735.39, 80,492.28 and 31,481.31

Step by Step Solution

1. Step 1: Write the proportion equation
   53,735.39 : 80,492.28 = 31,481.31 : x
2. Step 2: Convert to fraction form
   53,735.39/80,492.28 = 31,481.31/x
3. Step 3: Cross multiply
   53,735.39x = 80,492.28 × 31,481.31
4. Step 4: Simplify right side
   53,735.39x = 2,534,002,419.29
5. Step 5: Solve for x
   x = 2,534,002,419.29/53,735.39
6. Step 6: Final answer
   x = 47,157.05