Finding the Third Proportional to 157,550.50 and 345,714.50

Step by Step Solution

1. Step 1: Write the proportion equation
   157,550.50 : 345,714.50 = 345,714.50 : x
2. Step 2: Convert to fraction form
   157,550.50/345,714.50 = 345,714.50/x
3. Step 3: Cross multiply
   157,550.50x = 345,714.50 × 345,714.50
4. Step 4: Simplify right side
   157,550.50x = 119,518,515,510.25
5. Step 5: Solve for x
   x = 119,518,515,510.25/157,550.50
6. Step 6: Final answer
   x = 758,604.48