Finding the Third Proportional to 224,520 and 348,619.50

Step by Step Solution

1. Step 1: Write the proportion equation
   224,520 : 348,619.50 = 348,619.50 : x
2. Step 2: Convert to fraction form
   224,520/348,619.50 = 348,619.50/x
3. Step 3: Cross multiply
   224,520x = 348,619.50 × 348,619.50
4. Step 4: Simplify right side
   224,520x = 121,535,555,780.25
5. Step 5: Solve for x
   x = 121,535,555,780.25/224,520
6. Step 6: Final answer
   x = 541,312.83