Finding the Fourth Proportional to 10,929.34, 15,088.71 and 7,214.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,929.34 : 15,088.71 = 7,214.14 : x
2. Step 2: Convert to fraction form
   10,929.34/15,088.71 = 7,214.14/x
3. Step 3: Cross multiply
   10,929.34x = 15,088.71 × 7,214.14
4. Step 4: Simplify right side
   10,929.34x = 108,852,066.36
5. Step 5: Solve for x
   x = 108,852,066.36/10,929.34
6. Step 6: Final answer
   x = 9,959.62