Finding the Fourth Proportional to 10,970.71, 16,429.90 and 7,009.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,970.71 : 16,429.90 = 7,009.52 : x
2. Step 2: Convert to fraction form
   10,970.71/16,429.90 = 7,009.52/x
3. Step 3: Cross multiply
   10,970.71x = 16,429.90 × 7,009.52
4. Step 4: Simplify right side
   10,970.71x = 115,165,712.65
5. Step 5: Solve for x
   x = 115,165,712.65/10,970.71
6. Step 6: Final answer
   x = 10,497.56