Finding the Fourth Proportional to 35,685.42, 49,223.61 and 22,955.21

Step by Step Solution

1. Step 1: Write the proportion equation
   35,685.42 : 49,223.61 = 22,955.21 : x
2. Step 2: Convert to fraction form
   35,685.42/49,223.61 = 22,955.21/x
3. Step 3: Cross multiply
   35,685.42x = 49,223.61 × 22,955.21
4. Step 4: Simplify right side
   35,685.42x = 1,129,938,039.98
5. Step 5: Solve for x
   x = 1,129,938,039.98/35,685.42
6. Step 6: Final answer
   x = 31,663.86