Finding the Fourth Proportional to 11,189.82, 16,784.76 and 3,398.70

Step by Step Solution

1. Step 1: Write the proportion equation
   11,189.82 : 16,784.76 = 3,398.70 : x
2. Step 2: Convert to fraction form
   11,189.82/16,784.76 = 3,398.70/x
3. Step 3: Cross multiply
   11,189.82x = 16,784.76 × 3,398.70
4. Step 4: Simplify right side
   11,189.82x = 57,046,363.81
5. Step 5: Solve for x
   x = 57,046,363.81/11,189.82
6. Step 6: Final answer
   x = 5,098.06