Finding the Third Proportional to 43,090.73 and 66,877.21

Step by Step Solution

1. Step 1: Write the proportion equation
   43,090.73 : 66,877.21 = 66,877.21 : x
2. Step 2: Convert to fraction form
   43,090.73/66,877.21 = 66,877.21/x
3. Step 3: Cross multiply
   43,090.73x = 66,877.21 × 66,877.21
4. Step 4: Simplify right side
   43,090.73x = 4,472,560,820.30
5. Step 5: Solve for x
   x = 4,472,560,820.30/43,090.73
6. Step 6: Final answer
   x = 103,794.03