Finding the Third Proportional to 34,658 and 55,815

Step by Step Solution

1. Step 1: Write the proportion equation
   34,658 : 55,815 = 55,815 : x
2. Step 2: Convert to fraction form
   34,658/55,815 = 55,815/x
3. Step 3: Cross multiply
   34,658x = 55,815 × 55,815
4. Step 4: Simplify right side
   34,658x = 3,115,314,225
5. Step 5: Solve for x
   x = 3,115,314,225/34,658
6. Step 6: Final answer
   x = 89,887.31