Finding the Fourth Proportional to 111,843.18, 154,347.22 and 64,105.53

Step by Step Solution

1. Step 1: Write the proportion equation
   111,843.18 : 154,347.22 = 64,105.53 : x
2. Step 2: Convert to fraction form
   111,843.18/154,347.22 = 64,105.53/x
3. Step 3: Cross multiply
   111,843.18x = 154,347.22 × 64,105.53
4. Step 4: Simplify right side
   111,843.18x = 9,894,509,843.46
5. Step 5: Solve for x
   x = 9,894,509,843.46/111,843.18
6. Step 6: Final answer
   x = 88,467.71