Finding the Third Proportional to 155,422 and 233,710

Step by Step Solution

1. Step 1: Write the proportion equation
   155,422 : 233,710 = 233,710 : x
2. Step 2: Convert to fraction form
   155,422/233,710 = 233,710/x
3. Step 3: Cross multiply
   155,422x = 233,710 × 233,710
4. Step 4: Simplify right side
   155,422x = 54,620,364,100
5. Step 5: Solve for x
   x = 54,620,364,100/155,422
6. Step 6: Final answer
   x = 351,432.64