Finding the Third Proportional to 17,904.16 and 37,768.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,904.16 : 37,768.78 = 37,768.78 : x
2. Step 2: Convert to fraction form
   17,904.16/37,768.78 = 37,768.78/x
3. Step 3: Cross multiply
   17,904.16x = 37,768.78 × 37,768.78
4. Step 4: Simplify right side
   17,904.16x = 1,426,480,837.11
5. Step 5: Solve for x
   x = 1,426,480,837.11/17,904.16
6. Step 6: Final answer
   x = 79,673.13