Finding the Third Proportional to 26,258,996 and 42,190,898

Step by Step Solution

1. Step 1: Write the proportion equation
   26,258,996 : 42,190,898 = 42,190,898 : x
2. Step 2: Convert to fraction form
   26,258,996/42,190,898 = 42,190,898/x
3. Step 3: Cross multiply
   26,258,996x = 42,190,898 × 42,190,898
4. Step 4: Simplify right side
   26,258,996x = 1,780,071,874,046,404
5. Step 5: Solve for x
   x = 1,780,071,874,046,404/26,258,996
6. Step 6: Final answer
   x = 67,789,030.24