Finding the Third Proportional to 166,013 and 249,189.50

Step by Step Solution

1. Step 1: Write the proportion equation
   166,013 : 249,189.50 = 249,189.50 : x
2. Step 2: Convert to fraction form
   166,013/249,189.50 = 249,189.50/x
3. Step 3: Cross multiply
   166,013x = 249,189.50 × 249,189.50
4. Step 4: Simplify right side
   166,013x = 62,095,406,910.25
5. Step 5: Solve for x
   x = 62,095,406,910.25/166,013
6. Step 6: Final answer
   x = 374,039.42