Finding the Third Proportional to 28,320 and 63,948

Step by Step Solution

1. Step 1: Write the proportion equation
   28,320 : 63,948 = 63,948 : x
2. Step 2: Convert to fraction form
   28,320/63,948 = 63,948/x
3. Step 3: Cross multiply
   28,320x = 63,948 × 63,948
4. Step 4: Simplify right side
   28,320x = 4,089,346,704
5. Step 5: Solve for x
   x = 4,089,346,704/28,320
6. Step 6: Final answer
   x = 144,397.84