Finding the Third Proportional to 55,838,326 and 83,816,579

Step by Step Solution

1. Step 1: Write the proportion equation
   55,838,326 : 83,816,579 = 83,816,579 : x
2. Step 2: Convert to fraction form
   55,838,326/83,816,579 = 83,816,579/x
3. Step 3: Cross multiply
   55,838,326x = 83,816,579 × 83,816,579
4. Step 4: Simplify right side
   55,838,326x = 7,025,218,915,263,241
5. Step 5: Solve for x
   x = 7,025,218,915,263,241/55,838,326
6. Step 6: Final answer
   x = 125,813,566.03