Finding the Third Proportional to 22,230 and 35,478

Step by Step Solution

1. Step 1: Write the proportion equation
   22,230 : 35,478 = 35,478 : x
2. Step 2: Convert to fraction form
   22,230/35,478 = 35,478/x
3. Step 3: Cross multiply
   22,230x = 35,478 × 35,478
4. Step 4: Simplify right side
   22,230x = 1,258,688,484
5. Step 5: Solve for x
   x = 1,258,688,484/22,230
6. Step 6: Final answer
   x = 56,621.16