Finding the Third Proportional to 155,523 and 340,264.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,523 : 340,264.50 = 340,264.50 : x
2. Step 2: Convert to fraction form
   155,523/340,264.50 = 340,264.50/x
3. Step 3: Cross multiply
   155,523x = 340,264.50 × 340,264.50
4. Step 4: Simplify right side
   155,523x = 115,779,929,960.25
5. Step 5: Solve for x
   x = 115,779,929,960.25/155,523
6. Step 6: Final answer
   x = 744,455.35