Finding the Fourth Proportional to 12,630.06, 18,947.83 and 4,838.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,630.06 : 18,947.83 = 4,838.88 : x
2. Step 2: Convert to fraction form
   12,630.06/18,947.83 = 4,838.88/x
3. Step 3: Cross multiply
   12,630.06x = 18,947.83 × 4,838.88
4. Step 4: Simplify right side
   12,630.06x = 91,686,275.63
5. Step 5: Solve for x
   x = 91,686,275.63/12,630.06
6. Step 6: Final answer
   x = 7,259.37