Finding the Fourth Proportional to 8,607.47, 12,883.86 and 4,653.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,607.47 : 12,883.86 = 4,653.10 : x
2. Step 2: Convert to fraction form
   8,607.47/12,883.86 = 4,653.10/x
3. Step 3: Cross multiply
   8,607.47x = 12,883.86 × 4,653.10
4. Step 4: Simplify right side
   8,607.47x = 59,949,856.76
5. Step 5: Solve for x
   x = 59,949,856.76/8,607.47
6. Step 6: Final answer
   x = 6,964.86