Finding the Third Proportional to 49,858,688 and 76,589,056

Step by Step Solution

1. Step 1: Write the proportion equation
   49,858,688 : 76,589,056 = 76,589,056 : x
2. Step 2: Convert to fraction form
   49,858,688/76,589,056 = 76,589,056/x
3. Step 3: Cross multiply
   49,858,688x = 76,589,056 × 76,589,056
4. Step 4: Simplify right side
   49,858,688x = 5,865,883,498,971,136
5. Step 5: Solve for x
   x = 5,865,883,498,971,136/49,858,688
6. Step 6: Final answer
   x = 117,650,177.62