Finding the Third Proportional to 49,686.75 and 74,570.63

Step by Step Solution

1. Step 1: Write the proportion equation
   49,686.75 : 74,570.63 = 74,570.63 : x
2. Step 2: Convert to fraction form
   49,686.75/74,570.63 = 74,570.63/x
3. Step 3: Cross multiply
   49,686.75x = 74,570.63 × 74,570.63
4. Step 4: Simplify right side
   49,686.75x = 5,560,778,112.89
5. Step 5: Solve for x
   x = 5,560,778,112.89/49,686.75
6. Step 6: Final answer
   x = 111,916.72