Finding the Fourth Proportional to 6,566.00, 9,840.78 and 3,280.01

Step by Step Solution

1. Step 1: Write the proportion equation
   6,566.00 : 9,840.78 = 3,280.01 : x
2. Step 2: Convert to fraction form
   6,566.00/9,840.78 = 3,280.01/x
3. Step 3: Cross multiply
   6,566.00x = 9,840.78 × 3,280.01
4. Step 4: Simplify right side
   6,566.00x = 32,277,856.81
5. Step 5: Solve for x
   x = 32,277,856.81/6,566.00
6. Step 6: Final answer
   x = 4,915.91