Finding the Third Proportional to 134,964,379,322.72 and 290,240,433,665.43

Step by Step Solution

1. Step 1: Write the proportion equation
   134,964,379,322.72 : 290,240,433,665.43 = 290,240,433,665.43 : x
2. Step 2: Convert to fraction form
   134,964,379,322.72/290,240,433,665.43 = 290,240,433,665.43/x
3. Step 3: Cross multiply
   134,964,379,322.72x = 290,240,433,665.43 × 290,240,433,665.43
4. Step 4: Simplify right side
   134,964,379,322.72x = 84,239,509,334,296,874,713,088
5. Step 5: Solve for x
   x = 84,239,509,334,296,874,713,088/134,964,379,322.72
6. Step 6: Final answer
   x = 624,161,054,620.70