Finding the Third Proportional to 9,364,516,236 and 21,851,293,005

Step by Step Solution

1. Step 1: Write the proportion equation
   9,364,516,236 : 21,851,293,005 = 21,851,293,005 : x
2. Step 2: Convert to fraction form
   9,364,516,236/21,851,293,005 = 21,851,293,005/x
3. Step 3: Cross multiply
   9,364,516,236x = 21,851,293,005 × 21,851,293,005
4. Step 4: Simplify right side
   9,364,516,236x = 477,479,005,990,361,956,352
5. Step 5: Solve for x
   x = 477,479,005,990,361,956,352/9,364,516,236
6. Step 6: Final answer
   x = 50,988,112,354.89