Finding the Third Proportional to 55,272,456 and 118,309,378

Step by Step Solution

1. Step 1: Write the proportion equation
   55,272,456 : 118,309,378 = 118,309,378 : x
2. Step 2: Convert to fraction form
   55,272,456/118,309,378 = 118,309,378/x
3. Step 3: Cross multiply
   55,272,456x = 118,309,378 × 118,309,378
4. Step 4: Simplify right side
   55,272,456x = 13,997,108,922,746,884
5. Step 5: Solve for x
   x = 13,997,108,922,746,884/55,272,456
6. Step 6: Final answer
   x = 253,238,410.88