Finding the Fourth Proportional to 23,279.49, 34,910.78 and 8,484.93

Step by Step Solution

1. Step 1: Write the proportion equation
   23,279.49 : 34,910.78 = 8,484.93 : x
2. Step 2: Convert to fraction form
   23,279.49/34,910.78 = 8,484.93/x
3. Step 3: Cross multiply
   23,279.49x = 34,910.78 × 8,484.93
4. Step 4: Simplify right side
   23,279.49x = 296,215,482.12
5. Step 5: Solve for x
   x = 296,215,482.12/23,279.49
6. Step 6: Final answer
   x = 12,724.31