Finding the Third Proportional to 69,440 and 103,703.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,440 : 103,703.50 = 103,703.50 : x
2. Step 2: Convert to fraction form
   69,440/103,703.50 = 103,703.50/x
3. Step 3: Cross multiply
   69,440x = 103,703.50 × 103,703.50
4. Step 4: Simplify right side
   69,440x = 10,754,415,912.25
5. Step 5: Solve for x
   x = 10,754,415,912.25/69,440
6. Step 6: Final answer
   x = 154,873.50