Finding the Fourth Proportional to 47,157.30, 65,103.98 and 31,263.27

Step by Step Solution

1. Step 1: Write the proportion equation
   47,157.30 : 65,103.98 = 31,263.27 : x
2. Step 2: Convert to fraction form
   47,157.30/65,103.98 = 31,263.27/x
3. Step 3: Cross multiply
   47,157.30x = 65,103.98 × 31,263.27
4. Step 4: Simplify right side
   47,157.30x = 2,035,363,148.50
5. Step 5: Solve for x
   x = 2,035,363,148.50/47,157.30
6. Step 6: Final answer
   x = 43,161.15