Finding the Fourth Proportional to 12,976.08, 19,460.07 and 8,533.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,976.08 : 19,460.07 = 8,533.50 : x
2. Step 2: Convert to fraction form
   12,976.08/19,460.07 = 8,533.50/x
3. Step 3: Cross multiply
   12,976.08x = 19,460.07 × 8,533.50
4. Step 4: Simplify right side
   12,976.08x = 166,062,507.35
5. Step 5: Solve for x
   x = 166,062,507.35/12,976.08
6. Step 6: Final answer
   x = 12,797.59