Finding the Fourth Proportional to 111,300.69, 153,565.06 and 63,544.53

Step by Step Solution

1. Step 1: Write the proportion equation
   111,300.69 : 153,565.06 = 63,544.53 : x
2. Step 2: Convert to fraction form
   111,300.69/153,565.06 = 63,544.53/x
3. Step 3: Cross multiply
   111,300.69x = 153,565.06 × 63,544.53
4. Step 4: Simplify right side
   111,300.69x = 9,758,219,562.12
5. Step 5: Solve for x
   x = 9,758,219,562.12/111,300.69
6. Step 6: Final answer
   x = 87,674.39