Finding the Third Proportional to 48,469.50 and 69,810.38

Step by Step Solution

1. Step 1: Write the proportion equation
   48,469.50 : 69,810.38 = 69,810.38 : x
2. Step 2: Convert to fraction form
   48,469.50/69,810.38 = 69,810.38/x
3. Step 3: Cross multiply
   48,469.50x = 69,810.38 × 69,810.38
4. Step 4: Simplify right side
   48,469.50x = 4,873,488,457.64
5. Step 5: Solve for x
   x = 4,873,488,457.64/48,469.50
6. Step 6: Final answer
   x = 100,547.53