Finding the Third Proportional to 493,608,621,127.50 and 695,109,709,998

Step by Step Solution

1. Step 1: Write the proportion equation
   493,608,621,127.50 : 695,109,709,998 = 695,109,709,998 : x
2. Step 2: Convert to fraction form
   493,608,621,127.50/695,109,709,998 = 695,109,709,998/x
3. Step 3: Cross multiply
   493,608,621,127.50x = 695,109,709,998 × 695,109,709,998
4. Step 4: Simplify right side
   493,608,621,127.50x = 483,177,508,933,503,660,589,056
5. Step 5: Solve for x
   x = 483,177,508,933,503,660,589,056/493,608,621,127.50
6. Step 6: Final answer
   x = 978,867,645,848.31