Finding the Third Proportional to 493,608,621,180 and 695,109,710,056

Step by Step Solution

1. Step 1: Write the proportion equation
   493,608,621,180 : 695,109,710,056 = 695,109,710,056 : x
2. Step 2: Convert to fraction form
   493,608,621,180/695,109,710,056 = 695,109,710,056/x
3. Step 3: Cross multiply
   493,608,621,180x = 695,109,710,056 × 695,109,710,056
4. Step 4: Simplify right side
   493,608,621,180x = 483,177,509,014,136,369,971,200
5. Step 5: Solve for x
   x = 483,177,509,014,136,369,971,200/493,608,621,180
6. Step 6: Final answer
   x = 978,867,645,907.55