Finding the Third Proportional to 56,522.25 and 87,479.72

Step by Step Solution

1. Step 1: Write the proportion equation
   56,522.25 : 87,479.72 = 87,479.72 : x
2. Step 2: Convert to fraction form
   56,522.25/87,479.72 = 87,479.72/x
3. Step 3: Cross multiply
   56,522.25x = 87,479.72 × 87,479.72
4. Step 4: Simplify right side
   56,522.25x = 7,652,701,192.58
5. Step 5: Solve for x
   x = 7,652,701,192.58/56,522.25
6. Step 6: Final answer
   x = 135,392.72