Finding the Fourth Proportional to 111,056.64, 153,257.59 and 60,069.32

Step by Step Solution

1. Step 1: Write the proportion equation
   111,056.64 : 153,257.59 = 60,069.32 : x
2. Step 2: Convert to fraction form
   111,056.64/153,257.59 = 60,069.32/x
3. Step 3: Cross multiply
   111,056.64x = 153,257.59 × 60,069.32
4. Step 4: Simplify right side
   111,056.64x = 9,206,079,699.64
5. Step 5: Solve for x
   x = 9,206,079,699.64/111,056.64
6. Step 6: Final answer
   x = 82,895.35