Finding the Third Proportional to 367,328 and 556,536.50

Step by Step Solution

1. Step 1: Write the proportion equation
   367,328 : 556,536.50 = 556,536.50 : x
2. Step 2: Convert to fraction form
   367,328/556,536.50 = 556,536.50/x
3. Step 3: Cross multiply
   367,328x = 556,536.50 × 556,536.50
4. Step 4: Simplify right side
   367,328x = 309,732,875,832.25
5. Step 5: Solve for x
   x = 309,732,875,832.25/367,328
6. Step 6: Final answer
   x = 843,205.19