Finding the Third Proportional to 116,671.50 and 255,942

Step by Step Solution

1. Step 1: Write the proportion equation
   116,671.50 : 255,942 = 255,942 : x
2. Step 2: Convert to fraction form
   116,671.50/255,942 = 255,942/x
3. Step 3: Cross multiply
   116,671.50x = 255,942 × 255,942
4. Step 4: Simplify right side
   116,671.50x = 65,506,307,364
5. Step 5: Solve for x
   x = 65,506,307,364/116,671.50
6. Step 6: Final answer
   x = 561,459.37