Finding the Fourth Proportional to 74,161.37, 102,361.00 and 42,348.72

Step by Step Solution

1. Step 1: Write the proportion equation
   74,161.37 : 102,361.00 = 42,348.72 : x
2. Step 2: Convert to fraction form
   74,161.37/102,361.00 = 42,348.72/x
3. Step 3: Cross multiply
   74,161.37x = 102,361.00 × 42,348.72
4. Step 4: Simplify right side
   74,161.37x = 4,334,857,222.05
5. Step 5: Solve for x
   x = 4,334,857,222.05/74,161.37
6. Step 6: Final answer
   x = 58,451.69