Finding the Third Proportional to 163,007 and 249,354.50

Step by Step Solution

1. Step 1: Write the proportion equation
   163,007 : 249,354.50 = 249,354.50 : x
2. Step 2: Convert to fraction form
   163,007/249,354.50 = 249,354.50/x
3. Step 3: Cross multiply
   163,007x = 249,354.50 × 249,354.50
4. Step 4: Simplify right side
   163,007x = 62,177,666,670.25
5. Step 5: Solve for x
   x = 62,177,666,670.25/163,007
6. Step 6: Final answer
   x = 381,441.70