Finding the Third Proportional to 3,833,771,816 and 5,478,559,644

Step by Step Solution

1. Step 1: Write the proportion equation
   3,833,771,816 : 5,478,559,644 = 5,478,559,644 : x
2. Step 2: Convert to fraction form
   3,833,771,816/5,478,559,644 = 5,478,559,644/x
3. Step 3: Cross multiply
   3,833,771,816x = 5,478,559,644 × 5,478,559,644
4. Step 4: Simplify right side
   3,833,771,816x = 30,014,615,772,865,404,928
5. Step 5: Solve for x
   x = 30,014,615,772,865,404,928/3,833,771,816
6. Step 6: Final answer
   x = 7,829,004,232.23