Finding the Third Proportional to 37,507.11 and 81,754.63

Step by Step Solution

1. Step 1: Write the proportion equation
   37,507.11 : 81,754.63 = 81,754.63 : x
2. Step 2: Convert to fraction form
   37,507.11/81,754.63 = 81,754.63/x
3. Step 3: Cross multiply
   37,507.11x = 81,754.63 × 81,754.63
4. Step 4: Simplify right side
   37,507.11x = 6,683,819,347.60
5. Step 5: Solve for x
   x = 6,683,819,347.60/37,507.11
6. Step 6: Final answer
   x = 178,201.38