Finding the Third Proportional to 163,008 and 249,355.50

Step by Step Solution

1. Step 1: Write the proportion equation
   163,008 : 249,355.50 = 249,355.50 : x
2. Step 2: Convert to fraction form
   163,008/249,355.50 = 249,355.50/x
3. Step 3: Cross multiply
   163,008x = 249,355.50 × 249,355.50
4. Step 4: Simplify right side
   163,008x = 62,178,165,380.25
5. Step 5: Solve for x
   x = 62,178,165,380.25/163,008
6. Step 6: Final answer
   x = 381,442.42