Finding the Third Proportional to 227,280 and 356,548.50

Step by Step Solution

1. Step 1: Write the proportion equation
   227,280 : 356,548.50 = 356,548.50 : x
2. Step 2: Convert to fraction form
   227,280/356,548.50 = 356,548.50/x
3. Step 3: Cross multiply
   227,280x = 356,548.50 × 356,548.50
4. Step 4: Simplify right side
   227,280x = 127,126,832,852.25
5. Step 5: Solve for x
   x = 127,126,832,852.25/227,280
6. Step 6: Final answer
   x = 559,340.17