Finding the Fourth Proportional to 46,418.37, 64,034.06 and 31,291.89

Step by Step Solution

1. Step 1: Write the proportion equation
   46,418.37 : 64,034.06 = 31,291.89 : x
2. Step 2: Convert to fraction form
   46,418.37/64,034.06 = 31,291.89/x
3. Step 3: Cross multiply
   46,418.37x = 64,034.06 × 31,291.89
4. Step 4: Simplify right side
   46,418.37x = 2,003,746,605.31
5. Step 5: Solve for x
   x = 2,003,746,605.31/46,418.37
6. Step 6: Final answer
   x = 43,167.10