Finding the Third Proportional to 183,789 and 249,430.50

Step by Step Solution

1. Step 1: Write the proportion equation
   183,789 : 249,430.50 = 249,430.50 : x
2. Step 2: Convert to fraction form
   183,789/249,430.50 = 249,430.50/x
3. Step 3: Cross multiply
   183,789x = 249,430.50 × 249,430.50
4. Step 4: Simplify right side
   183,789x = 62,215,574,330.25
5. Step 5: Solve for x
   x = 62,215,574,330.25/183,789
6. Step 6: Final answer
   x = 338,516.31