Finding the Third Proportional to 35,923.50 and 78,064.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,923.50 : 78,064.50 = 78,064.50 : x
2. Step 2: Convert to fraction form
   35,923.50/78,064.50 = 78,064.50/x
3. Step 3: Cross multiply
   35,923.50x = 78,064.50 × 78,064.50
4. Step 4: Simplify right side
   35,923.50x = 6,094,066,160.25
5. Step 5: Solve for x
   x = 6,094,066,160.25/35,923.50
6. Step 6: Final answer
   x = 169,640.10