Finding the Third Proportional to 21,557,432 and 45,936,880

Step by Step Solution

1. Step 1: Write the proportion equation
   21,557,432 : 45,936,880 = 45,936,880 : x
2. Step 2: Convert to fraction form
   21,557,432/45,936,880 = 45,936,880/x
3. Step 3: Cross multiply
   21,557,432x = 45,936,880 × 45,936,880
4. Step 4: Simplify right side
   21,557,432x = 2,110,196,944,134,400
5. Step 5: Solve for x
   x = 2,110,196,944,134,400/21,557,432
6. Step 6: Final answer
   x = 97,887,213.29