Finding the Third Proportional to 155,779 and 233,405.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,779 : 233,405.50 = 233,405.50 : x
2. Step 2: Convert to fraction form
   155,779/233,405.50 = 233,405.50/x
3. Step 3: Cross multiply
   155,779x = 233,405.50 × 233,405.50
4. Step 4: Simplify right side
   155,779x = 54,478,127,430.25
5. Step 5: Solve for x
   x = 54,478,127,430.25/155,779
6. Step 6: Final answer
   x = 349,714.19