Finding the Third Proportional to 559,885.50 and 850,196.25

Step by Step Solution

1. Step 1: Write the proportion equation
   559,885.50 : 850,196.25 = 850,196.25 : x
2. Step 2: Convert to fraction form
   559,885.50/850,196.25 = 850,196.25/x
3. Step 3: Cross multiply
   559,885.50x = 850,196.25 × 850,196.25
4. Step 4: Simplify right side
   559,885.50x = 722,833,663,514.06
5. Step 5: Solve for x
   x = 722,833,663,514.06/559,885.50
6. Step 6: Final answer
   x = 1,291,038.37