Finding the Third Proportional to 34,084.13 and 69,865.03

Step by Step Solution

1. Step 1: Write the proportion equation
   34,084.13 : 69,865.03 = 69,865.03 : x
2. Step 2: Convert to fraction form
   34,084.13/69,865.03 = 69,865.03/x
3. Step 3: Cross multiply
   34,084.13x = 69,865.03 × 69,865.03
4. Step 4: Simplify right side
   34,084.13x = 4,881,122,591.56
5. Step 5: Solve for x
   x = 4,881,122,591.56/34,084.13
6. Step 6: Final answer
   x = 143,208.09