Finding the Third Proportional to 141,384.50 and 304,905

Step by Step Solution

1. Step 1: Write the proportion equation
   141,384.50 : 304,905 = 304,905 : x
2. Step 2: Convert to fraction form
   141,384.50/304,905 = 304,905/x
3. Step 3: Cross multiply
   141,384.50x = 304,905 × 304,905
4. Step 4: Simplify right side
   141,384.50x = 92,967,059,025
5. Step 5: Solve for x
   x = 92,967,059,025/141,384.50
6. Step 6: Final answer
   x = 657,547.74