Finding the Fourth Proportional to 111,522.42, 153,896.78 and 60,534.06

Step by Step Solution

1. Step 1: Write the proportion equation
   111,522.42 : 153,896.78 = 60,534.06 : x
2. Step 2: Convert to fraction form
   111,522.42/153,896.78 = 60,534.06/x
3. Step 3: Cross multiply
   111,522.42x = 153,896.78 × 60,534.06
4. Step 4: Simplify right side
   111,522.42x = 9,315,996,914.33
5. Step 5: Solve for x
   x = 9,315,996,914.33/111,522.42
6. Step 6: Final answer
   x = 83,534.74