Finding the Third Proportional to 78,051.94 and 103,766.06

Step by Step Solution

1. Step 1: Write the proportion equation
   78,051.94 : 103,766.06 = 103,766.06 : x
2. Step 2: Convert to fraction form
   78,051.94/103,766.06 = 103,766.06/x
3. Step 3: Cross multiply
   78,051.94x = 103,766.06 × 103,766.06
4. Step 4: Simplify right side
   78,051.94x = 10,767,395,726.75
5. Step 5: Solve for x
   x = 10,767,395,726.75/78,051.94
6. Step 6: Final answer
   x = 137,951.68