Finding the Fourth Proportional to 89,498.84, 134,271.04 and 26,321.20

Step by Step Solution

1. Step 1: Write the proportion equation
   89,498.84 : 134,271.04 = 26,321.20 : x
2. Step 2: Convert to fraction form
   89,498.84/134,271.04 = 26,321.20/x
3. Step 3: Cross multiply
   89,498.84x = 134,271.04 × 26,321.20
4. Step 4: Simplify right side
   89,498.84x = 3,534,174,898.05
5. Step 5: Solve for x
   x = 3,534,174,898.05/89,498.84
6. Step 6: Final answer
   x = 39,488.50