Finding the Fourth Proportional to 75,461.82, 113,216.42 and 31,109.46

Step by Step Solution

1. Step 1: Write the proportion equation
   75,461.82 : 113,216.42 = 31,109.46 : x
2. Step 2: Convert to fraction form
   75,461.82/113,216.42 = 31,109.46/x
3. Step 3: Cross multiply
   75,461.82x = 113,216.42 × 31,109.46
4. Step 4: Simplify right side
   75,461.82x = 3,522,101,167.55
5. Step 5: Solve for x
   x = 3,522,101,167.55/75,461.82
6. Step 6: Final answer
   x = 46,673.95