Finding the Third Proportional to 359,479 and 550,126.50

Step by Step Solution

1. Step 1: Write the proportion equation
   359,479 : 550,126.50 = 550,126.50 : x
2. Step 2: Convert to fraction form
   359,479/550,126.50 = 550,126.50/x
3. Step 3: Cross multiply
   359,479x = 550,126.50 × 550,126.50
4. Step 4: Simplify right side
   359,479x = 302,639,166,002.25
5. Step 5: Solve for x
   x = 302,639,166,002.25/359,479
6. Step 6: Final answer
   x = 841,882.74