Finding the Fourth Proportional to 89,698.50, 134,555.58 and 23,138.10

Step by Step Solution

1. Step 1: Write the proportion equation
   89,698.50 : 134,555.58 = 23,138.10 : x
2. Step 2: Convert to fraction form
   89,698.50/134,555.58 = 23,138.10/x
3. Step 3: Cross multiply
   89,698.50x = 134,555.58 × 23,138.10
4. Step 4: Simplify right side
   89,698.50x = 3,113,360,465.60
5. Step 5: Solve for x
   x = 3,113,360,465.60/89,698.50
6. Step 6: Final answer
   x = 34,709.17