Finding the Third Proportional to 45,440 and 61,392

Step by Step Solution

1. Step 1: Write the proportion equation
   45,440 : 61,392 = 61,392 : x
2. Step 2: Convert to fraction form
   45,440/61,392 = 61,392/x
3. Step 3: Cross multiply
   45,440x = 61,392 × 61,392
4. Step 4: Simplify right side
   45,440x = 3,768,977,664
5. Step 5: Solve for x
   x = 3,768,977,664/45,440
6. Step 6: Final answer
   x = 82,944.05