Finding the Third Proportional to 39,526.50 and 70,279.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,526.50 : 70,279.50 = 70,279.50 : x
2. Step 2: Convert to fraction form
   39,526.50/70,279.50 = 70,279.50/x
3. Step 3: Cross multiply
   39,526.50x = 70,279.50 × 70,279.50
4. Step 4: Simplify right side
   39,526.50x = 4,939,208,120.25
5. Step 5: Solve for x
   x = 4,939,208,120.25/39,526.50
6. Step 6: Final answer
   x = 124,959.41