Finding the Third Proportional to 109,604,820 and 238,504,500

Step by Step Solution

1. Step 1: Write the proportion equation
   109,604,820 : 238,504,500 = 238,504,500 : x
2. Step 2: Convert to fraction form
   109,604,820/238,504,500 = 238,504,500/x
3. Step 3: Cross multiply
   109,604,820x = 238,504,500 × 238,504,500
4. Step 4: Simplify right side
   109,604,820x = 56,884,396,520,250,000
5. Step 5: Solve for x
   x = 56,884,396,520,250,000/109,604,820
6. Step 6: Final answer
   x = 518,995,391.99