Finding the Third Proportional to 43,918.88 and 69,474.38

Step by Step Solution

1. Step 1: Write the proportion equation
   43,918.88 : 69,474.38 = 69,474.38 : x
2. Step 2: Convert to fraction form
   43,918.88/69,474.38 = 69,474.38/x
3. Step 3: Cross multiply
   43,918.88x = 69,474.38 × 69,474.38
4. Step 4: Simplify right side
   43,918.88x = 4,826,688,781.64
5. Step 5: Solve for x
   x = 4,826,688,781.64/43,918.88
6. Step 6: Final answer
   x = 109,900.10