Finding the Third Proportional to 45,116 and 64,122

Step by Step Solution

1. Step 1: Write the proportion equation
   45,116 : 64,122 = 64,122 : x
2. Step 2: Convert to fraction form
   45,116/64,122 = 64,122/x
3. Step 3: Cross multiply
   45,116x = 64,122 × 64,122
4. Step 4: Simplify right side
   45,116x = 4,111,630,884
5. Step 5: Solve for x
   x = 4,111,630,884/45,116
6. Step 6: Final answer
   x = 91,134.65