Finding the Fourth Proportional to 9,882.06, 13,637.34 and 5,405.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,882.06 : 13,637.34 = 5,405.94 : x
2. Step 2: Convert to fraction form
   9,882.06/13,637.34 = 5,405.94/x
3. Step 3: Cross multiply
   9,882.06x = 13,637.34 × 5,405.94
4. Step 4: Simplify right side
   9,882.06x = 73,722,641.80
5. Step 5: Solve for x
   x = 73,722,641.80/9,882.06
6. Step 6: Final answer
   x = 7,460.25