Finding the Third Proportional to 4,259,156 and 9,236,940

Step by Step Solution

1. Step 1: Write the proportion equation
   4,259,156 : 9,236,940 = 9,236,940 : x
2. Step 2: Convert to fraction form
   4,259,156/9,236,940 = 9,236,940/x
3. Step 3: Cross multiply
   4,259,156x = 9,236,940 × 9,236,940
4. Step 4: Simplify right side
   4,259,156x = 85,321,060,563,600
5. Step 5: Solve for x
   x = 85,321,060,563,600/4,259,156
6. Step 6: Final answer
   x = 20,032,386.83