Finding the Third Proportional to 36,045.95 and 78,877.55

Step by Step Solution

1. Step 1: Write the proportion equation
   36,045.95 : 78,877.55 = 78,877.55 : x
2. Step 2: Convert to fraction form
   36,045.95/78,877.55 = 78,877.55/x
3. Step 3: Cross multiply
   36,045.95x = 78,877.55 × 78,877.55
4. Step 4: Simplify right side
   36,045.95x = 6,221,667,401.02
5. Step 5: Solve for x
   x = 6,221,667,401.02/36,045.95
6. Step 6: Final answer
   x = 172,603.79