Finding the Third Proportional to 34,938.38 and 49,390.31

Step by Step Solution

1. Step 1: Write the proportion equation
   34,938.38 : 49,390.31 = 49,390.31 : x
2. Step 2: Convert to fraction form
   34,938.38/49,390.31 = 49,390.31/x
3. Step 3: Cross multiply
   34,938.38x = 49,390.31 × 49,390.31
4. Step 4: Simplify right side
   34,938.38x = 2,439,402,968.85
5. Step 5: Solve for x
   x = 2,439,402,968.85/34,938.38
6. Step 6: Final answer
   x = 69,820.16