Finding the Third Proportional to 180,300.94 and 385,615.69

Step by Step Solution

1. Step 1: Write the proportion equation
   180,300.94 : 385,615.69 = 385,615.69 : x
2. Step 2: Convert to fraction form
   180,300.94/385,615.69 = 385,615.69/x
3. Step 3: Cross multiply
   180,300.94x = 385,615.69 × 385,615.69
4. Step 4: Simplify right side
   180,300.94x = 148,699,458,446.10
5. Step 5: Solve for x
   x = 148,699,458,446.10/180,300.94
6. Step 6: Final answer
   x = 824,729.26