Finding the Third Proportional to 4,471,470 and 9,699,156

Step by Step Solution

1. Step 1: Write the proportion equation
   4,471,470 : 9,699,156 = 9,699,156 : x
2. Step 2: Convert to fraction form
   4,471,470/9,699,156 = 9,699,156/x
3. Step 3: Cross multiply
   4,471,470x = 9,699,156 × 9,699,156
4. Step 4: Simplify right side
   4,471,470x = 94,073,627,112,336
5. Step 5: Solve for x
   x = 94,073,627,112,336/4,471,470
6. Step 6: Final answer
   x = 21,038,635.42