Finding the Third Proportional to 49,591.50 and 70,696.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,591.50 : 70,696.50 = 70,696.50 : x
2. Step 2: Convert to fraction form
   49,591.50/70,696.50 = 70,696.50/x
3. Step 3: Cross multiply
   49,591.50x = 70,696.50 × 70,696.50
4. Step 4: Simplify right side
   49,591.50x = 4,997,995,112.25
5. Step 5: Solve for x
   x = 4,997,995,112.25/49,591.50
6. Step 6: Final answer
   x = 100,783.30