Finding the Fourth Proportional to 46,441.69, 64,109.16 and 31,354.79

Step by Step Solution

1. Step 1: Write the proportion equation
   46,441.69 : 64,109.16 = 31,354.79 : x
2. Step 2: Convert to fraction form
   46,441.69/64,109.16 = 31,354.79/x
3. Step 3: Cross multiply
   46,441.69x = 64,109.16 × 31,354.79
4. Step 4: Simplify right side
   46,441.69x = 2,010,129,092.10
5. Step 5: Solve for x
   x = 2,010,129,092.10/46,441.69
6. Step 6: Final answer
   x = 43,282.86