Finding the Third Proportional to 38,864.63 and 83,931.75

Step by Step Solution

1. Step 1: Write the proportion equation
   38,864.63 : 83,931.75 = 83,931.75 : x
2. Step 2: Convert to fraction form
   38,864.63/83,931.75 = 83,931.75/x
3. Step 3: Cross multiply
   38,864.63x = 83,931.75 × 83,931.75
4. Step 4: Simplify right side
   38,864.63x = 7,044,538,658.06
5. Step 5: Solve for x
   x = 7,044,538,658.06/38,864.63
6. Step 6: Final answer
   x = 181,258.37