Finding the Third Proportional to 30,872,793 and 42,332,430

Step by Step Solution

1. Step 1: Write the proportion equation
   30,872,793 : 42,332,430 = 42,332,430 : x
2. Step 2: Convert to fraction form
   30,872,793/42,332,430 = 42,332,430/x
3. Step 3: Cross multiply
   30,872,793x = 42,332,430 × 42,332,430
4. Step 4: Simplify right side
   30,872,793x = 1,792,034,629,704,900
5. Step 5: Solve for x
   x = 1,792,034,629,704,900/30,872,793
6. Step 6: Final answer
   x = 58,045,756.65