Finding the Third Proportional to 79,300 and 174,371.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,300 : 174,371.50 = 174,371.50 : x
2. Step 2: Convert to fraction form
   79,300/174,371.50 = 174,371.50/x
3. Step 3: Cross multiply
   79,300x = 174,371.50 × 174,371.50
4. Step 4: Simplify right side
   79,300x = 30,405,420,012.25
5. Step 5: Solve for x
   x = 30,405,420,012.25/79,300
6. Step 6: Final answer
   x = 383,422.70