Finding the Third Proportional to 155,370 and 235,156.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,370 : 235,156.50 = 235,156.50 : x
2. Step 2: Convert to fraction form
   155,370/235,156.50 = 235,156.50/x
3. Step 3: Cross multiply
   155,370x = 235,156.50 × 235,156.50
4. Step 4: Simplify right side
   155,370x = 55,298,579,492.25
5. Step 5: Solve for x
   x = 55,298,579,492.25/155,370
6. Step 6: Final answer
   x = 355,915.42