Finding the Third Proportional to 201,613,038 and 316,795,255.50

Step by Step Solution

1. Step 1: Write the proportion equation
   201,613,038 : 316,795,255.50 = 316,795,255.50 : x
2. Step 2: Convert to fraction form
   201,613,038/316,795,255.50 = 316,795,255.50/x
3. Step 3: Cross multiply
   201,613,038x = 316,795,255.50 × 316,795,255.50
4. Step 4: Simplify right side
   201,613,038x = 100,359,233,907,310,288
5. Step 5: Solve for x
   x = 100,359,233,907,310,288/201,613,038
6. Step 6: Final answer
   x = 497,781,467.42