Finding the Third Proportional to 64,325,139 and 99,393,004

Step by Step Solution

1. Step 1: Write the proportion equation
   64,325,139 : 99,393,004 = 99,393,004 : x
2. Step 2: Convert to fraction form
   64,325,139/99,393,004 = 99,393,004/x
3. Step 3: Cross multiply
   64,325,139x = 99,393,004 × 99,393,004
4. Step 4: Simplify right side
   64,325,139x = 9,878,969,244,144,016
5. Step 5: Solve for x
   x = 9,878,969,244,144,016/64,325,139
6. Step 6: Final answer
   x = 153,578,669.21