Finding the Fourth Proportional to 75,488.56, 113,188.49 and 31,062.08

Step by Step Solution

1. Step 1: Write the proportion equation
   75,488.56 : 113,188.49 = 31,062.08 : x
2. Step 2: Convert to fraction form
   75,488.56/113,188.49 = 31,062.08/x
3. Step 3: Cross multiply
   75,488.56x = 113,188.49 × 31,062.08
4. Step 4: Simplify right side
   75,488.56x = 3,515,870,175.60
5. Step 5: Solve for x
   x = 3,515,870,175.60/75,488.56
6. Step 6: Final answer
   x = 46,574.88