Finding the Third Proportional to 21,908,994 and 34,103,574

Step by Step Solution

1. Step 1: Write the proportion equation
   21,908,994 : 34,103,574 = 34,103,574 : x
2. Step 2: Convert to fraction form
   21,908,994/34,103,574 = 34,103,574/x
3. Step 3: Cross multiply
   21,908,994x = 34,103,574 × 34,103,574
4. Step 4: Simplify right side
   21,908,994x = 1,163,053,759,573,476
5. Step 5: Solve for x
   x = 1,163,053,759,573,476/21,908,994
6. Step 6: Final answer
   x = 53,085,676.12