Finding the Third Proportional to 34,040.25 and 78,134.63

Step by Step Solution

1. Step 1: Write the proportion equation
   34,040.25 : 78,134.63 = 78,134.63 : x
2. Step 2: Convert to fraction form
   34,040.25/78,134.63 = 78,134.63/x
3. Step 3: Cross multiply
   34,040.25x = 78,134.63 × 78,134.63
4. Step 4: Simplify right side
   34,040.25x = 6,105,019,623.89
5. Step 5: Solve for x
   x = 6,105,019,623.89/34,040.25
6. Step 6: Final answer
   x = 179,347.09