Finding the Fourth Proportional to 114,069.48, 157,413.15 and 66,339.42

Step by Step Solution

1. Step 1: Write the proportion equation
   114,069.48 : 157,413.15 = 66,339.42 : x
2. Step 2: Convert to fraction form
   114,069.48/157,413.15 = 66,339.42/x
3. Step 3: Cross multiply
   114,069.48x = 157,413.15 × 66,339.42
4. Step 4: Simplify right side
   114,069.48x = 10,442,697,071.37
5. Step 5: Solve for x
   x = 10,442,697,071.37/114,069.48
6. Step 6: Final answer
   x = 91,546.81