Finding the Third Proportional to 4,225,239 and 9,123,798

Step by Step Solution

1. Step 1: Write the proportion equation
   4,225,239 : 9,123,798 = 9,123,798 : x
2. Step 2: Convert to fraction form
   4,225,239/9,123,798 = 9,123,798/x
3. Step 3: Cross multiply
   4,225,239x = 9,123,798 × 9,123,798
4. Step 4: Simplify right side
   4,225,239x = 83,243,689,944,804
5. Step 5: Solve for x
   x = 83,243,689,944,804/4,225,239
6. Step 6: Final answer
   x = 19,701,534.03