Finding the Fourth Proportional to 46,406.72, 64,020.46 and 31,294.48

Step by Step Solution

1. Step 1: Write the proportion equation
   46,406.72 : 64,020.46 = 31,294.48 : x
2. Step 2: Convert to fraction form
   46,406.72/64,020.46 = 31,294.48/x
3. Step 3: Cross multiply
   46,406.72x = 64,020.46 × 31,294.48
4. Step 4: Simplify right side
   46,406.72x = 2,003,487,005.06
5. Step 5: Solve for x
   x = 2,003,487,005.06/46,406.72
6. Step 6: Final answer
   x = 43,172.35