Finding the Third Proportional to 385,575 and 576,094.50

Step by Step Solution

1. Step 1: Write the proportion equation
   385,575 : 576,094.50 = 576,094.50 : x
2. Step 2: Convert to fraction form
   385,575/576,094.50 = 576,094.50/x
3. Step 3: Cross multiply
   385,575x = 576,094.50 × 576,094.50
4. Step 4: Simplify right side
   385,575x = 331,884,872,930.25
5. Step 5: Solve for x
   x = 331,884,872,930.25/385,575
6. Step 6: Final answer
   x = 860,753.09