Finding the Fourth Proportional to 10,841.09, 16,264.90 and 5,146.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,841.09 : 16,264.90 = 5,146.42 : x
2. Step 2: Convert to fraction form
   10,841.09/16,264.90 = 5,146.42/x
3. Step 3: Cross multiply
   10,841.09x = 16,264.90 × 5,146.42
4. Step 4: Simplify right side
   10,841.09x = 83,705,925.33
5. Step 5: Solve for x
   x = 83,705,925.33/10,841.09
6. Step 6: Final answer
   x = 7,721.18