Finding the Third Proportional to 493,608,621,172 and 695,109,710,044

Step by Step Solution

1. Step 1: Write the proportion equation
   493,608,621,172 : 695,109,710,044 = 695,109,710,044 : x
2. Step 2: Convert to fraction form
   493,608,621,172/695,109,710,044 = 695,109,710,044/x
3. Step 3: Cross multiply
   493,608,621,172x = 695,109,710,044 × 695,109,710,044
4. Step 4: Simplify right side
   493,608,621,172x = 483,177,508,997,453,777,469,440
5. Step 5: Solve for x
   x = 483,177,508,997,453,777,469,440/493,608,621,172
6. Step 6: Final answer
   x = 978,867,645,889.61