Finding the Third Proportional to 71,807.50 and 100,622.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,807.50 : 100,622.50 = 100,622.50 : x
2. Step 2: Convert to fraction form
   71,807.50/100,622.50 = 100,622.50/x
3. Step 3: Cross multiply
   71,807.50x = 100,622.50 × 100,622.50
4. Step 4: Simplify right side
   71,807.50x = 10,124,887,506.25
5. Step 5: Solve for x
   x = 10,124,887,506.25/71,807.50
6. Step 6: Final answer
   x = 141,000.42