Finding the Third Proportional to 25,658,869 and 55,834,986

Step by Step Solution

1. Step 1: Write the proportion equation
   25,658,869 : 55,834,986 = 55,834,986 : x
2. Step 2: Convert to fraction form
   25,658,869/55,834,986 = 55,834,986/x
3. Step 3: Cross multiply
   25,658,869x = 55,834,986 × 55,834,986
4. Step 4: Simplify right side
   25,658,869x = 3,117,545,661,620,196
5. Step 5: Solve for x
   x = 3,117,545,661,620,196/25,658,869
6. Step 6: Final answer
   x = 121,499,730.23