Finding the Fourth Proportional to 111,016.37, 153,205.22 and 63,274.16

Step by Step Solution

1. Step 1: Write the proportion equation
   111,016.37 : 153,205.22 = 63,274.16 : x
2. Step 2: Convert to fraction form
   111,016.37/153,205.22 = 63,274.16/x
3. Step 3: Cross multiply
   111,016.37x = 153,205.22 × 63,274.16
4. Step 4: Simplify right side
   111,016.37x = 9,693,931,603.12
5. Step 5: Solve for x
   x = 9,693,931,603.12/111,016.37
6. Step 6: Final answer
   x = 87,319.84