Finding the Third Proportional to 2,612,439,922 and 5,640,468,164

Step by Step Solution

1. Step 1: Write the proportion equation
   2,612,439,922 : 5,640,468,164 = 5,640,468,164 : x
2. Step 2: Convert to fraction form
   2,612,439,922/5,640,468,164 = 5,640,468,164/x
3. Step 3: Cross multiply
   2,612,439,922x = 5,640,468,164 × 5,640,468,164
4. Step 4: Simplify right side
   2,612,439,922x = 31,814,881,109,097,529,344
5. Step 5: Solve for x
   x = 31,814,881,109,097,529,344/2,612,439,922
6. Step 6: Final answer
   x = 12,178,224,977.03