Finding the Third Proportional to 4,548,258 and 9,951,060

Step by Step Solution

1. Step 1: Write the proportion equation
   4,548,258 : 9,951,060 = 9,951,060 : x
2. Step 2: Convert to fraction form
   4,548,258/9,951,060 = 9,951,060/x
3. Step 3: Cross multiply
   4,548,258x = 9,951,060 × 9,951,060
4. Step 4: Simplify right side
   4,548,258x = 99,023,595,123,600
5. Step 5: Solve for x
   x = 99,023,595,123,600/4,548,258
6. Step 6: Final answer
   x = 21,771,762.97