Finding the Third Proportional to 474,356,839,066 and 722,649,832,280

Step by Step Solution

1. Step 1: Write the proportion equation
   474,356,839,066 : 722,649,832,280 = 722,649,832,280 : x
2. Step 2: Convert to fraction form
   474,356,839,066/722,649,832,280 = 722,649,832,280/x
3. Step 3: Cross multiply
   474,356,839,066x = 722,649,832,280 × 722,649,832,280
4. Step 4: Simplify right side
   474,356,839,066x = 522,222,780,094,312,116,912,128
5. Step 5: Solve for x
   x = 522,222,780,094,312,116,912,128/474,356,839,066
6. Step 6: Final answer
   x = 1,100,907,032,609.80