Finding the Third Proportional to 48,739 and 101,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,739 : 101,307.50 = 101,307.50 : x
2. Step 2: Convert to fraction form
   48,739/101,307.50 = 101,307.50/x
3. Step 3: Cross multiply
   48,739x = 101,307.50 × 101,307.50
4. Step 4: Simplify right side
   48,739x = 10,263,209,556.25
5. Step 5: Solve for x
   x = 10,263,209,556.25/48,739
6. Step 6: Final answer
   x = 210,574.89