Finding the Fourth Proportional to 111,571.53, 153,968.15 and 60,583.82

Step by Step Solution

1. Step 1: Write the proportion equation
   111,571.53 : 153,968.15 = 60,583.82 : x
2. Step 2: Convert to fraction form
   111,571.53/153,968.15 = 60,583.82/x
3. Step 3: Cross multiply
   111,571.53x = 153,968.15 × 60,583.82
4. Step 4: Simplify right side
   111,571.53x = 9,327,978,733.48
5. Step 5: Solve for x
   x = 9,327,978,733.48/111,571.53
6. Step 6: Final answer
   x = 83,605.36