Finding the Third Proportional to 4,279,410 and 9,398,500

Step by Step Solution

1. Step 1: Write the proportion equation
   4,279,410 : 9,398,500 = 9,398,500 : x
2. Step 2: Convert to fraction form
   4,279,410/9,398,500 = 9,398,500/x
3. Step 3: Cross multiply
   4,279,410x = 9,398,500 × 9,398,500
4. Step 4: Simplify right side
   4,279,410x = 88,331,802,250,000
5. Step 5: Solve for x
   x = 88,331,802,250,000/4,279,410
6. Step 6: Final answer
   x = 20,641,116.94