Finding the Third Proportional to 349,321.50 and 541,053

Step by Step Solution

1. Step 1: Write the proportion equation
   349,321.50 : 541,053 = 541,053 : x
2. Step 2: Convert to fraction form
   349,321.50/541,053 = 541,053/x
3. Step 3: Cross multiply
   349,321.50x = 541,053 × 541,053
4. Step 4: Simplify right side
   349,321.50x = 292,738,348,809
5. Step 5: Solve for x
   x = 292,738,348,809/349,321.50
6. Step 6: Final answer
   x = 838,019.84