Finding the Fourth Proportional to 111,047.14, 153,235.96 and 63,291.57

Step by Step Solution

1. Step 1: Write the proportion equation
   111,047.14 : 153,235.96 = 63,291.57 : x
2. Step 2: Convert to fraction form
   111,047.14/153,235.96 = 63,291.57/x
3. Step 3: Cross multiply
   111,047.14x = 153,235.96 × 63,291.57
4. Step 4: Simplify right side
   111,047.14x = 9,698,544,488.86
5. Step 5: Solve for x
   x = 9,698,544,488.86/111,047.14
6. Step 6: Final answer
   x = 87,337.18