Finding the Fourth Proportional to 6,365.42, 8,784.72 and 3,533.07

Step by Step Solution

1. Step 1: Write the proportion equation
   6,365.42 : 8,784.72 = 3,533.07 : x
2. Step 2: Convert to fraction form
   6,365.42/8,784.72 = 3,533.07/x
3. Step 3: Cross multiply
   6,365.42x = 8,784.72 × 3,533.07
4. Step 4: Simplify right side
   6,365.42x = 31,037,030.69
5. Step 5: Solve for x
   x = 31,037,030.69/6,365.42
6. Step 6: Final answer
   x = 4,875.88