Finding the Third Proportional to 89,368,305,423 and 194,427,017,811

Step by Step Solution

1. Step 1: Write the proportion equation
   89,368,305,423 : 194,427,017,811 = 194,427,017,811 : x
2. Step 2: Convert to fraction form
   89,368,305,423/194,427,017,811 = 194,427,017,811/x
3. Step 3: Cross multiply
   89,368,305,423x = 194,427,017,811 × 194,427,017,811
4. Step 4: Simplify right side
   89,368,305,423x = 37,801,865,254,878,907,990,016
5. Step 5: Solve for x
   x = 37,801,865,254,878,907,990,016/89,368,305,423
6. Step 6: Final answer
   x = 422,989,616,687.42