Finding the Third Proportional to 20,160.75 and 43,090.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,160.75 : 43,090.50 = 43,090.50 : x
2. Step 2: Convert to fraction form
   20,160.75/43,090.50 = 43,090.50/x
3. Step 3: Cross multiply
   20,160.75x = 43,090.50 × 43,090.50
4. Step 4: Simplify right side
   20,160.75x = 1,856,791,190.25
5. Step 5: Solve for x
   x = 1,856,791,190.25/20,160.75
6. Step 6: Final answer
   x = 92,099.31