Finding the Third Proportional to 43,135.88 and 66,276.56

Step by Step Solution

1. Step 1: Write the proportion equation
   43,135.88 : 66,276.56 = 66,276.56 : x
2. Step 2: Convert to fraction form
   43,135.88/66,276.56 = 66,276.56/x
3. Step 3: Cross multiply
   43,135.88x = 66,276.56 × 66,276.56
4. Step 4: Simplify right side
   43,135.88x = 4,392,582,736.82
5. Step 5: Solve for x
   x = 4,392,582,736.82/43,135.88
6. Step 6: Final answer
   x = 101,831.31