Finding the Fourth Proportional to 12,866.10, 19,298.42 and 4,967.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,866.10 : 19,298.42 = 4,967.08 : x
2. Step 2: Convert to fraction form
   12,866.10/19,298.42 = 4,967.08/x
3. Step 3: Cross multiply
   12,866.10x = 19,298.42 × 4,967.08
4. Step 4: Simplify right side
   12,866.10x = 95,856,796.01
5. Step 5: Solve for x
   x = 95,856,796.01/12,866.10
6. Step 6: Final answer
   x = 7,450.34