Finding the Fourth Proportional to 113,014.20, 155,984.38 and 88,436.34

Step by Step Solution

1. Step 1: Write the proportion equation
   113,014.20 : 155,984.38 = 88,436.34 : x
2. Step 2: Convert to fraction form
   113,014.20/155,984.38 = 88,436.34/x
3. Step 3: Cross multiply
   113,014.20x = 155,984.38 × 88,436.34
4. Step 4: Simplify right side
   113,014.20x = 13,794,687,664.37
5. Step 5: Solve for x
   x = 13,794,687,664.37/113,014.20
6. Step 6: Final answer
   x = 122,061.54