Finding the Third Proportional to 10,902,392,799 and 23,665,472,611.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,902,392,799 : 23,665,472,611.50 = 23,665,472,611.50 : x
2. Step 2: Convert to fraction form
   10,902,392,799/23,665,472,611.50 = 23,665,472,611.50/x
3. Step 3: Cross multiply
   10,902,392,799x = 23,665,472,611.50 × 23,665,472,611.50
4. Step 4: Simplify right side
   10,902,392,799x = 560,054,593,925,656,608,768
5. Step 5: Solve for x
   x = 560,054,593,925,656,608,768/10,902,392,799
6. Step 6: Final answer
   x = 51,369,878,544.19