Finding the Third Proportional to 36,551.25 and 78,615.56

Step by Step Solution

1. Step 1: Write the proportion equation
   36,551.25 : 78,615.56 = 78,615.56 : x
2. Step 2: Convert to fraction form
   36,551.25/78,615.56 = 78,615.56/x
3. Step 3: Cross multiply
   36,551.25x = 78,615.56 × 78,615.56
4. Step 4: Simplify right side
   36,551.25x = 6,180,406,667.19
5. Step 5: Solve for x
   x = 6,180,406,667.19/36,551.25
6. Step 6: Final answer
   x = 169,088.79