Finding the Fourth Proportional to 9,141.31, 13,706.83 and 2,900.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,141.31 : 13,706.83 = 2,900.16 : x
2. Step 2: Convert to fraction form
   9,141.31/13,706.83 = 2,900.16/x
3. Step 3: Cross multiply
   9,141.31x = 13,706.83 × 2,900.16
4. Step 4: Simplify right side
   9,141.31x = 39,752,000.09
5. Step 5: Solve for x
   x = 39,752,000.09/9,141.31
6. Step 6: Final answer
   x = 4,348.61