Finding the Fourth Proportional to 8,401.05, 12,602.18 and 3,470.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,401.05 : 12,602.18 = 3,470.98 : x
2. Step 2: Convert to fraction form
   8,401.05/12,602.18 = 3,470.98/x
3. Step 3: Cross multiply
   8,401.05x = 12,602.18 × 3,470.98
4. Step 4: Simplify right side
   8,401.05x = 43,741,914.74
5. Step 5: Solve for x
   x = 43,741,914.74/8,401.05
6. Step 6: Final answer
   x = 5,206.72