Finding the Fourth Proportional to 10,662.02, 14,705.65 and 7,828.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,662.02 : 14,705.65 = 7,828.51 : x
2. Step 2: Convert to fraction form
   10,662.02/14,705.65 = 7,828.51/x
3. Step 3: Cross multiply
   10,662.02x = 14,705.65 × 7,828.51
4. Step 4: Simplify right side
   10,662.02x = 115,123,328.08
5. Step 5: Solve for x
   x = 115,123,328.08/10,662.02
6. Step 6: Final answer
   x = 10,797.52