Finding the Third Proportional to 157,719 and 345,973.50

Step by Step Solution

1. Step 1: Write the proportion equation
   157,719 : 345,973.50 = 345,973.50 : x
2. Step 2: Convert to fraction form
   157,719/345,973.50 = 345,973.50/x
3. Step 3: Cross multiply
   157,719x = 345,973.50 × 345,973.50
4. Step 4: Simplify right side
   157,719x = 119,697,662,702.25
5. Step 5: Solve for x
   x = 119,697,662,702.25/157,719
6. Step 6: Final answer
   x = 758,929.89