Finding the Third Proportional to 37,139.25 and 81,082.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,139.25 : 81,082.50 = 81,082.50 : x
2. Step 2: Convert to fraction form
   37,139.25/81,082.50 = 81,082.50/x
3. Step 3: Cross multiply
   37,139.25x = 81,082.50 × 81,082.50
4. Step 4: Simplify right side
   37,139.25x = 6,574,371,806.25
5. Step 5: Solve for x
   x = 6,574,371,806.25/37,139.25
6. Step 6: Final answer
   x = 177,019.51