Finding the Third Proportional to 49,894 and 74,840

Step by Step Solution

1. Step 1: Write the proportion equation
   49,894 : 74,840 = 74,840 : x
2. Step 2: Convert to fraction form
   49,894/74,840 = 74,840/x
3. Step 3: Cross multiply
   49,894x = 74,840 × 74,840
4. Step 4: Simplify right side
   49,894x = 5,601,025,600
5. Step 5: Solve for x
   x = 5,601,025,600/49,894
6. Step 6: Final answer
   x = 112,258.50