Finding the Third Proportional to 170,300,436 and 372,841,590

Step by Step Solution

1. Step 1: Write the proportion equation
   170,300,436 : 372,841,590 = 372,841,590 : x
2. Step 2: Convert to fraction form
   170,300,436/372,841,590 = 372,841,590/x
3. Step 3: Cross multiply
   170,300,436x = 372,841,590 × 372,841,590
4. Step 4: Simplify right side
   170,300,436x = 139,010,851,233,728,096
5. Step 5: Solve for x
   x = 139,010,851,233,728,096/170,300,436
6. Step 6: Final answer
   x = 816,268,322.61