Finding the Third Proportional to 166,769 and 249,697.50

Step by Step Solution

1. Step 1: Write the proportion equation
   166,769 : 249,697.50 = 249,697.50 : x
2. Step 2: Convert to fraction form
   166,769/249,697.50 = 249,697.50/x
3. Step 3: Cross multiply
   166,769x = 249,697.50 × 249,697.50
4. Step 4: Simplify right side
   166,769x = 62,348,841,506.25
5. Step 5: Solve for x
   x = 62,348,841,506.25/166,769
6. Step 6: Final answer
   x = 373,863.50