Finding the Third Proportional to 146,139,738 and 318,005,952

Step by Step Solution

1. Step 1: Write the proportion equation
   146,139,738 : 318,005,952 = 318,005,952 : x
2. Step 2: Convert to fraction form
   146,139,738/318,005,952 = 318,005,952/x
3. Step 3: Cross multiply
   146,139,738x = 318,005,952 × 318,005,952
4. Step 4: Simplify right side
   146,139,738x = 101,127,785,507,426,304
5. Step 5: Solve for x
   x = 101,127,785,507,426,304/146,139,738
6. Step 6: Final answer
   x = 691,993,751.26