Finding the Fourth Proportional to 45,284.37, 62,470.72 and 31,863.03

Step by Step Solution

1. Step 1: Write the proportion equation
   45,284.37 : 62,470.72 = 31,863.03 : x
2. Step 2: Convert to fraction form
   45,284.37/62,470.72 = 31,863.03/x
3. Step 3: Cross multiply
   45,284.37x = 62,470.72 × 31,863.03
4. Step 4: Simplify right side
   45,284.37x = 1,990,505,953.81
5. Step 5: Solve for x
   x = 1,990,505,953.81/45,284.37
6. Step 6: Final answer
   x = 43,955.70