Finding the Third Proportional to 272,059.50 and 566,190

Step by Step Solution

1. Step 1: Write the proportion equation
   272,059.50 : 566,190 = 566,190 : x
2. Step 2: Convert to fraction form
   272,059.50/566,190 = 566,190/x
3. Step 3: Cross multiply
   272,059.50x = 566,190 × 566,190
4. Step 4: Simplify right side
   272,059.50x = 320,571,116,100
5. Step 5: Solve for x
   x = 320,571,116,100/272,059.50
6. Step 6: Final answer
   x = 1,178,312.52