Finding the Third Proportional to 49,237.59 and 74,443.64

Step by Step Solution

1. Step 1: Write the proportion equation
   49,237.59 : 74,443.64 = 74,443.64 : x
2. Step 2: Convert to fraction form
   49,237.59/74,443.64 = 74,443.64/x
3. Step 3: Cross multiply
   49,237.59x = 74,443.64 × 74,443.64
4. Step 4: Simplify right side
   49,237.59x = 5,541,855,629.50
5. Step 5: Solve for x
   x = 5,541,855,629.50/49,237.59
6. Step 6: Final answer
   x = 112,553.34