Finding the Third Proportional to 48,429 and 102,628.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,429 : 102,628.50 = 102,628.50 : x
2. Step 2: Convert to fraction form
   48,429/102,628.50 = 102,628.50/x
3. Step 3: Cross multiply
   48,429x = 102,628.50 × 102,628.50
4. Step 4: Simplify right side
   48,429x = 10,532,609,012.25
5. Step 5: Solve for x
   x = 10,532,609,012.25/48,429
6. Step 6: Final answer
   x = 217,485.58