Finding the Third Proportional to 79,492.88 and 111,409.13

Step by Step Solution

1. Step 1: Write the proportion equation
   79,492.88 : 111,409.13 = 111,409.13 : x
2. Step 2: Convert to fraction form
   79,492.88/111,409.13 = 111,409.13/x
3. Step 3: Cross multiply
   79,492.88x = 111,409.13 × 111,409.13
4. Step 4: Simplify right side
   79,492.88x = 12,411,993,133.27
5. Step 5: Solve for x
   x = 12,411,993,133.27/79,492.88
6. Step 6: Final answer
   x = 156,139.69