Finding the Fourth Proportional to 42,007.46, 62,907.44 and 31,308.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,007.46 : 62,907.44 = 31,308.16 : x
2. Step 2: Convert to fraction form
   42,007.46/62,907.44 = 31,308.16/x
3. Step 3: Cross multiply
   42,007.46x = 62,907.44 × 31,308.16
4. Step 4: Simplify right side
   42,007.46x = 1,969,516,137.83
5. Step 5: Solve for x
   x = 1,969,516,137.83/42,007.46
6. Step 6: Final answer
   x = 46,884.92