Finding the Third Proportional to 18,695.81 and 39,700.13

Step by Step Solution

1. Step 1: Write the proportion equation
   18,695.81 : 39,700.13 = 39,700.13 : x
2. Step 2: Convert to fraction form
   18,695.81/39,700.13 = 39,700.13/x
3. Step 3: Cross multiply
   18,695.81x = 39,700.13 × 39,700.13
4. Step 4: Simplify right side
   18,695.81x = 1,576,099,925.02
5. Step 5: Solve for x
   x = 1,576,099,925.02/18,695.81
6. Step 6: Final answer
   x = 84,302.30