Finding the Third Proportional to 28,296 and 58,915.69

Step by Step Solution

1. Step 1: Write the proportion equation
   28,296 : 58,915.69 = 58,915.69 : x
2. Step 2: Convert to fraction form
   28,296/58,915.69 = 58,915.69/x
3. Step 3: Cross multiply
   28,296x = 58,915.69 × 58,915.69
4. Step 4: Simplify right side
   28,296x = 3,471,058,233.60
5. Step 5: Solve for x
   x = 3,471,058,233.60/28,296
6. Step 6: Final answer
   x = 122,669.57