Finding the Third Proportional to 182,767.50 and 423,072

Step by Step Solution

1. Step 1: Write the proportion equation
   182,767.50 : 423,072 = 423,072 : x
2. Step 2: Convert to fraction form
   182,767.50/423,072 = 423,072/x
3. Step 3: Cross multiply
   182,767.50x = 423,072 × 423,072
4. Step 4: Simplify right side
   182,767.50x = 178,989,917,184
5. Step 5: Solve for x
   x = 178,989,917,184/182,767.50
6. Step 6: Final answer
   x = 979,331.21