Finding the Third Proportional to 56,340 and 86,627.25

Step by Step Solution

1. Step 1: Write the proportion equation
   56,340 : 86,627.25 = 86,627.25 : x
2. Step 2: Convert to fraction form
   56,340/86,627.25 = 86,627.25/x
3. Step 3: Cross multiply
   56,340x = 86,627.25 × 86,627.25
4. Step 4: Simplify right side
   56,340x = 7,504,280,442.56
5. Step 5: Solve for x
   x = 7,504,280,442.56/56,340
6. Step 6: Final answer
   x = 133,196.32