Finding the Third Proportional to 349,320 and 541,051.50

Step by Step Solution

1. Step 1: Write the proportion equation
   349,320 : 541,051.50 = 541,051.50 : x
2. Step 2: Convert to fraction form
   349,320/541,051.50 = 541,051.50/x
3. Step 3: Cross multiply
   349,320x = 541,051.50 × 541,051.50
4. Step 4: Simplify right side
   349,320x = 292,736,725,652.25
5. Step 5: Solve for x
   x = 292,736,725,652.25/349,320
6. Step 6: Final answer
   x = 838,018.80