Finding the Third Proportional to 55,482 and 85,076

Step by Step Solution

1. Step 1: Write the proportion equation
   55,482 : 85,076 = 85,076 : x
2. Step 2: Convert to fraction form
   55,482/85,076 = 85,076/x
3. Step 3: Cross multiply
   55,482x = 85,076 × 85,076
4. Step 4: Simplify right side
   55,482x = 7,237,925,776
5. Step 5: Solve for x
   x = 7,237,925,776/55,482
6. Step 6: Final answer
   x = 130,455.39