Finding the Third Proportional to 37,447.31 and 80,427.94

Step by Step Solution

1. Step 1: Write the proportion equation
   37,447.31 : 80,427.94 = 80,427.94 : x
2. Step 2: Convert to fraction form
   37,447.31/80,427.94 = 80,427.94/x
3. Step 3: Cross multiply
   37,447.31x = 80,427.94 × 80,427.94
4. Step 4: Simplify right side
   37,447.31x = 6,468,653,130.50
5. Step 5: Solve for x
   x = 6,468,653,130.50/37,447.31
6. Step 6: Final answer
   x = 172,740.12