Finding the Third Proportional to 4,203,970 and 9,193,154

Step by Step Solution

1. Step 1: Write the proportion equation
   4,203,970 : 9,193,154 = 9,193,154 : x
2. Step 2: Convert to fraction form
   4,203,970/9,193,154 = 9,193,154/x
3. Step 3: Cross multiply
   4,203,970x = 9,193,154 × 9,193,154
4. Step 4: Simplify right side
   4,203,970x = 84,514,080,467,716
5. Step 5: Solve for x
   x = 84,514,080,467,716/4,203,970
6. Step 6: Final answer
   x = 20,103,397.61