Finding the Third Proportional to 4,256,748 and 9,458,274

Step by Step Solution

1. Step 1: Write the proportion equation
   4,256,748 : 9,458,274 = 9,458,274 : x
2. Step 2: Convert to fraction form
   4,256,748/9,458,274 = 9,458,274/x
3. Step 3: Cross multiply
   4,256,748x = 9,458,274 × 9,458,274
4. Step 4: Simplify right side
   4,256,748x = 89,458,947,059,076
5. Step 5: Solve for x
   x = 89,458,947,059,076/4,256,748
6. Step 6: Final answer
   x = 21,015,795.87