Finding the Third Proportional to 160,970 and 349,641.50

Step by Step Solution

1. Step 1: Write the proportion equation
   160,970 : 349,641.50 = 349,641.50 : x
2. Step 2: Convert to fraction form
   160,970/349,641.50 = 349,641.50/x
3. Step 3: Cross multiply
   160,970x = 349,641.50 × 349,641.50
4. Step 4: Simplify right side
   160,970x = 122,249,178,522.25
5. Step 5: Solve for x
   x = 122,249,178,522.25/160,970
6. Step 6: Final answer
   x = 759,453.18