Finding the Fourth Proportional to 71,381.43, 106,994.79 and 46,439.24

Step by Step Solution

1. Step 1: Write the proportion equation
   71,381.43 : 106,994.79 = 46,439.24 : x
2. Step 2: Convert to fraction form
   71,381.43/106,994.79 = 46,439.24/x
3. Step 3: Cross multiply
   71,381.43x = 106,994.79 × 46,439.24
4. Step 4: Simplify right side
   71,381.43x = 4,968,756,196.59
5. Step 5: Solve for x
   x = 4,968,756,196.59/71,381.43
6. Step 6: Final answer
   x = 69,608.53