Finding the Third Proportional to 38,230.31 and 81,102.94

Step by Step Solution

1. Step 1: Write the proportion equation
   38,230.31 : 81,102.94 = 81,102.94 : x
2. Step 2: Convert to fraction form
   38,230.31/81,102.94 = 81,102.94/x
3. Step 3: Cross multiply
   38,230.31x = 81,102.94 × 81,102.94
4. Step 4: Simplify right side
   38,230.31x = 6,577,686,471.13
5. Step 5: Solve for x
   x = 6,577,686,471.13/38,230.31
6. Step 6: Final answer
   x = 172,054.22