Finding the Third Proportional to 11,938,371 and 25,580,172

Step by Step Solution

1. Step 1: Write the proportion equation
   11,938,371 : 25,580,172 = 25,580,172 : x
2. Step 2: Convert to fraction form
   11,938,371/25,580,172 = 25,580,172/x
3. Step 3: Cross multiply
   11,938,371x = 25,580,172 × 25,580,172
4. Step 4: Simplify right side
   11,938,371x = 654,345,199,549,584
5. Step 5: Solve for x
   x = 654,345,199,549,584/11,938,371
6. Step 6: Final answer
   x = 54,810,258.41