Finding the Third Proportional to 20,184.19 and 37,315.69

Step by Step Solution

1. Step 1: Write the proportion equation
   20,184.19 : 37,315.69 = 37,315.69 : x
2. Step 2: Convert to fraction form
   20,184.19/37,315.69 = 37,315.69/x
3. Step 3: Cross multiply
   20,184.19x = 37,315.69 × 37,315.69
4. Step 4: Simplify right side
   20,184.19x = 1,392,460,533.60
5. Step 5: Solve for x
   x = 1,392,460,533.60/20,184.19
6. Step 6: Final answer
   x = 68,987.69