Finding the Third Proportional to 108,447,436 and 238,415,520

Step by Step Solution

1. Step 1: Write the proportion equation
   108,447,436 : 238,415,520 = 238,415,520 : x
2. Step 2: Convert to fraction form
   108,447,436/238,415,520 = 238,415,520/x
3. Step 3: Cross multiply
   108,447,436x = 238,415,520 × 238,415,520
4. Step 4: Simplify right side
   108,447,436x = 56,841,960,176,870,400
5. Step 5: Solve for x
   x = 56,841,960,176,870,400/108,447,436
6. Step 6: Final answer
   x = 524,142,960.62