Finding the Fourth Proportional to 66,362.30, 91,598.79 and 43,717.82

Step by Step Solution

1. Step 1: Write the proportion equation
   66,362.30 : 91,598.79 = 43,717.82 : x
2. Step 2: Convert to fraction form
   66,362.30/91,598.79 = 43,717.82/x
3. Step 3: Cross multiply
   66,362.30x = 91,598.79 × 43,717.82
4. Step 4: Simplify right side
   66,362.30x = 4,004,499,413.44
5. Step 5: Solve for x
   x = 4,004,499,413.44/66,362.30
6. Step 6: Final answer
   x = 60,342.99