Finding the Fourth Proportional to 46,419.37, 64,035.43 and 31,292.89

Step by Step Solution

1. Step 1: Write the proportion equation
   46,419.37 : 64,035.43 = 31,292.89 : x
2. Step 2: Convert to fraction form
   46,419.37/64,035.43 = 31,292.89/x
3. Step 3: Cross multiply
   46,419.37x = 64,035.43 × 31,292.89
4. Step 4: Simplify right side
   46,419.37x = 2,003,853,667.09
5. Step 5: Solve for x
   x = 2,003,853,667.09/46,419.37
6. Step 6: Final answer
   x = 43,168.48