Finding the Third Proportional to 52,155 and 78,482

Step by Step Solution

1. Step 1: Write the proportion equation
   52,155 : 78,482 = 78,482 : x
2. Step 2: Convert to fraction form
   52,155/78,482 = 78,482/x
3. Step 3: Cross multiply
   52,155x = 78,482 × 78,482
4. Step 4: Simplify right side
   52,155x = 6,159,424,324
5. Step 5: Solve for x
   x = 6,159,424,324/52,155
6. Step 6: Final answer
   x = 118,098.44