Finding the Fourth Proportional to 7,816.16, 10,784.80 and 5,300.32

Step by Step Solution

1. Step 1: Write the proportion equation
   7,816.16 : 10,784.80 = 5,300.32 : x
2. Step 2: Convert to fraction form
   7,816.16/10,784.80 = 5,300.32/x
3. Step 3: Cross multiply
   7,816.16x = 10,784.80 × 5,300.32
4. Step 4: Simplify right side
   7,816.16x = 57,162,891.14
5. Step 5: Solve for x
   x = 57,162,891.14/7,816.16
6. Step 6: Final answer
   x = 7,313.42