Finding the Fourth Proportional to 74,162.37, 102,362.38 and 42,349.72

Step by Step Solution

1. Step 1: Write the proportion equation
   74,162.37 : 102,362.38 = 42,349.72 : x
2. Step 2: Convert to fraction form
   74,162.37/102,362.38 = 42,349.72/x
3. Step 3: Cross multiply
   74,162.37x = 102,362.38 × 42,349.72
4. Step 4: Simplify right side
   74,162.37x = 4,335,018,131.53
5. Step 5: Solve for x
   x = 4,335,018,131.53/74,162.37
6. Step 6: Final answer
   x = 58,453.07