Finding the Third Proportional to 174,045 and 381,691.50

Step by Step Solution

1. Step 1: Write the proportion equation
   174,045 : 381,691.50 = 381,691.50 : x
2. Step 2: Convert to fraction form
   174,045/381,691.50 = 381,691.50/x
3. Step 3: Cross multiply
   174,045x = 381,691.50 × 381,691.50
4. Step 4: Simplify right side
   174,045x = 145,688,401,172.25
5. Step 5: Solve for x
   x = 145,688,401,172.25/174,045
6. Step 6: Final answer
   x = 837,073.18