Finding the Third Proportional to 156,748.50 and 234,757.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,748.50 : 234,757.50 = 234,757.50 : x
2. Step 2: Convert to fraction form
   156,748.50/234,757.50 = 234,757.50/x
3. Step 3: Cross multiply
   156,748.50x = 234,757.50 × 234,757.50
4. Step 4: Simplify right side
   156,748.50x = 55,111,083,806.25
5. Step 5: Solve for x
   x = 55,111,083,806.25/156,748.50
6. Step 6: Final answer
   x = 351,589.23