Finding the Third Proportional to 71,115 and 95,422.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,115 : 95,422.50 = 95,422.50 : x
2. Step 2: Convert to fraction form
   71,115/95,422.50 = 95,422.50/x
3. Step 3: Cross multiply
   71,115x = 95,422.50 × 95,422.50
4. Step 4: Simplify right side
   71,115x = 9,105,453,506.25
5. Step 5: Solve for x
   x = 9,105,453,506.25/71,115
6. Step 6: Final answer
   x = 128,038.44