Finding the Fourth Proportional to 47,282.58, 65,276.61 and 31,388.76

Step by Step Solution

1. Step 1: Write the proportion equation
   47,282.58 : 65,276.61 = 31,388.76 : x
2. Step 2: Convert to fraction form
   47,282.58/65,276.61 = 31,388.76/x
3. Step 3: Cross multiply
   47,282.58x = 65,276.61 × 31,388.76
4. Step 4: Simplify right side
   47,282.58x = 2,048,951,844.90
5. Step 5: Solve for x
   x = 2,048,951,844.90/47,282.58
6. Step 6: Final answer
   x = 43,334.18