Finding the Third Proportional to 662,978,185 and 1,040,017,123

Step by Step Solution

1. Step 1: Write the proportion equation
   662,978,185 : 1,040,017,123 = 1,040,017,123 : x
2. Step 2: Convert to fraction form
   662,978,185/1,040,017,123 = 1,040,017,123/x
3. Step 3: Cross multiply
   662,978,185x = 1,040,017,123 × 1,040,017,123
4. Step 4: Simplify right side
   662,978,185x = 1,081,635,616,133,197,184
5. Step 5: Solve for x
   x = 1,081,635,616,133,197,184/662,978,185
6. Step 6: Final answer
   x = 1,631,479,950.03