Finding the Fourth Proportional to 46,906.98, 64,729.89 and 25,686.42

Step by Step Solution

1. Step 1: Write the proportion equation
   46,906.98 : 64,729.89 = 25,686.42 : x
2. Step 2: Convert to fraction form
   46,906.98/64,729.89 = 25,686.42/x
3. Step 3: Cross multiply
   46,906.98x = 64,729.89 × 25,686.42
4. Step 4: Simplify right side
   46,906.98x = 1,662,679,141.09
5. Step 5: Solve for x
   x = 1,662,679,141.09/46,906.98
6. Step 6: Final answer
   x = 35,446.31