Finding the Third Proportional to 7,862.91 and 12,068.16

Step by Step Solution

1. Step 1: Write the proportion equation
   7,862.91 : 12,068.16 = 12,068.16 : x
2. Step 2: Convert to fraction form
   7,862.91/12,068.16 = 12,068.16/x
3. Step 3: Cross multiply
   7,862.91x = 12,068.16 × 12,068.16
4. Step 4: Simplify right side
   7,862.91x = 145,640,395.27
5. Step 5: Solve for x
   x = 145,640,395.27/7,862.91
6. Step 6: Final answer
   x = 18,522.46