Finding the Fourth Proportional to 111,106.32, 153,330.32 and 60,805.28

Step by Step Solution

1. Step 1: Write the proportion equation
   111,106.32 : 153,330.32 = 60,805.28 : x
2. Step 2: Convert to fraction form
   111,106.32/153,330.32 = 60,805.28/x
3. Step 3: Cross multiply
   111,106.32x = 153,330.32 × 60,805.28
4. Step 4: Simplify right side
   111,106.32x = 9,323,293,040.09
5. Step 5: Solve for x
   x = 9,323,293,040.09/111,106.32
6. Step 6: Final answer
   x = 83,913.26