Finding the Fourth Proportional to 40,907.00, 56,479.61 and 31,329.96

Step by Step Solution

1. Step 1: Write the proportion equation
   40,907.00 : 56,479.61 = 31,329.96 : x
2. Step 2: Convert to fraction form
   40,907.00/56,479.61 = 31,329.96/x
3. Step 3: Cross multiply
   40,907.00x = 56,479.61 × 31,329.96
4. Step 4: Simplify right side
   40,907.00x = 1,769,503,765.47
5. Step 5: Solve for x
   x = 1,769,503,765.47/40,907.00
6. Step 6: Final answer
   x = 43,256.75