Finding the Fourth Proportional to 46,611.55, 64,323.61 and 25,390.81

Step by Step Solution

1. Step 1: Write the proportion equation
   46,611.55 : 64,323.61 = 25,390.81 : x
2. Step 2: Convert to fraction form
   46,611.55/64,323.61 = 25,390.81/x
3. Step 3: Cross multiply
   46,611.55x = 64,323.61 × 25,390.81
4. Step 4: Simplify right side
   46,611.55x = 1,633,228,721.89
5. Step 5: Solve for x
   x = 1,633,228,721.89/46,611.55
6. Step 6: Final answer
   x = 35,039.14