Finding the Third Proportional to 20,427.19 and 37,801.69

Step by Step Solution

1. Step 1: Write the proportion equation
   20,427.19 : 37,801.69 = 37,801.69 : x
2. Step 2: Convert to fraction form
   20,427.19/37,801.69 = 37,801.69/x
3. Step 3: Cross multiply
   20,427.19x = 37,801.69 × 37,801.69
4. Step 4: Simplify right side
   20,427.19x = 1,428,967,577.85
5. Step 5: Solve for x
   x = 1,428,967,577.85/20,427.19
6. Step 6: Final answer
   x = 69,954.20