Finding the Third Proportional to 122,364 and 270,931.50

Step by Step Solution

1. Step 1: Write the proportion equation
   122,364 : 270,931.50 = 270,931.50 : x
2. Step 2: Convert to fraction form
   122,364/270,931.50 = 270,931.50/x
3. Step 3: Cross multiply
   122,364x = 270,931.50 × 270,931.50
4. Step 4: Simplify right side
   122,364x = 73,403,877,692.25
5. Step 5: Solve for x
   x = 73,403,877,692.25/122,364
6. Step 6: Final answer
   x = 599,881.32