Finding the Third Proportional to 28,956 and 63,454

Step by Step Solution

1. Step 1: Write the proportion equation
   28,956 : 63,454 = 63,454 : x
2. Step 2: Convert to fraction form
   28,956/63,454 = 63,454/x
3. Step 3: Cross multiply
   28,956x = 63,454 × 63,454
4. Step 4: Simplify right side
   28,956x = 4,026,410,116
5. Step 5: Solve for x
   x = 4,026,410,116/28,956
6. Step 6: Final answer
   x = 139,052.70