Finding the Third Proportional to 43,213.25 and 92,420.75

Step by Step Solution

1. Step 1: Write the proportion equation
   43,213.25 : 92,420.75 = 92,420.75 : x
2. Step 2: Convert to fraction form
   43,213.25/92,420.75 = 92,420.75/x
3. Step 3: Cross multiply
   43,213.25x = 92,420.75 × 92,420.75
4. Step 4: Simplify right side
   43,213.25x = 8,541,595,030.56
5. Step 5: Solve for x
   x = 8,541,595,030.56/43,213.25
6. Step 6: Final answer
   x = 197,661.48