Finding the Third Proportional to 55,838,360 and 83,816,630

Step by Step Solution

1. Step 1: Write the proportion equation
   55,838,360 : 83,816,630 = 83,816,630 : x
2. Step 2: Convert to fraction form
   55,838,360/83,816,630 = 83,816,630/x
3. Step 3: Cross multiply
   55,838,360x = 83,816,630 × 83,816,630
4. Step 4: Simplify right side
   55,838,360x = 7,025,227,464,556,900
5. Step 5: Solve for x
   x = 7,025,227,464,556,900/55,838,360
6. Step 6: Final answer
   x = 125,813,642.53