Finding the Third Proportional to 175,044 and 278,665.50

Step by Step Solution

1. Step 1: Write the proportion equation
   175,044 : 278,665.50 = 278,665.50 : x
2. Step 2: Convert to fraction form
   175,044/278,665.50 = 278,665.50/x
3. Step 3: Cross multiply
   175,044x = 278,665.50 × 278,665.50
4. Step 4: Simplify right side
   175,044x = 77,654,460,890.25
5. Step 5: Solve for x
   x = 77,654,460,890.25/175,044
6. Step 6: Final answer
   x = 443,628.24