Finding the Third Proportional to 53,798,424 and 111,424,866

Step by Step Solution

1. Step 1: Write the proportion equation
   53,798,424 : 111,424,866 = 111,424,866 : x
2. Step 2: Convert to fraction form
   53,798,424/111,424,866 = 111,424,866/x
3. Step 3: Cross multiply
   53,798,424x = 111,424,866 × 111,424,866
4. Step 4: Simplify right side
   53,798,424x = 12,415,500,763,117,956
5. Step 5: Solve for x
   x = 12,415,500,763,117,956/53,798,424
6. Step 6: Final answer
   x = 230,778,149.99