Finding the Third Proportional to 174,207 and 381,628.50

Step by Step Solution

1. Step 1: Write the proportion equation
   174,207 : 381,628.50 = 381,628.50 : x
2. Step 2: Convert to fraction form
   174,207/381,628.50 = 381,628.50/x
3. Step 3: Cross multiply
   174,207x = 381,628.50 × 381,628.50
4. Step 4: Simplify right side
   174,207x = 145,640,312,012.25
5. Step 5: Solve for x
   x = 145,640,312,012.25/174,207
6. Step 6: Final answer
   x = 836,018.71