Finding the Third Proportional to 201,072,555,175 and 299,865,155,050

Step by Step Solution

1. Step 1: Write the proportion equation
   201,072,555,175 : 299,865,155,050 = 299,865,155,050 : x
2. Step 2: Convert to fraction form
   201,072,555,175/299,865,155,050 = 299,865,155,050/x
3. Step 3: Cross multiply
   201,072,555,175x = 299,865,155,050 × 299,865,155,050
4. Step 4: Simplify right side
   201,072,555,175x = 89,919,111,213,160,540,930,048
5. Step 5: Solve for x
   x = 89,919,111,213,160,540,930,048/201,072,555,175
6. Step 6: Final answer
   x = 447,197,336,975.71