Finding the Third Proportional to 174,310 and 369,548.50

Step by Step Solution

1. Step 1: Write the proportion equation
   174,310 : 369,548.50 = 369,548.50 : x
2. Step 2: Convert to fraction form
   174,310/369,548.50 = 369,548.50/x
3. Step 3: Cross multiply
   174,310x = 369,548.50 × 369,548.50
4. Step 4: Simplify right side
   174,310x = 136,566,093,852.25
5. Step 5: Solve for x
   x = 136,566,093,852.25/174,310
6. Step 6: Final answer
   x = 783,466.78