Finding the Fourth Proportional to 298,333,199.42, 411,709,109.01 and 171,197,159.48

Step by Step Solution

1. Step 1: Write the proportion equation
   298,333,199.42 : 411,709,109.01 = 171,197,159.48 : x
2. Step 2: Convert to fraction form
   298,333,199.42/411,709,109.01 = 171,197,159.48/x
3. Step 3: Cross multiply
   298,333,199.42x = 411,709,109.01 × 171,197,159.48
4. Step 4: Simplify right side
   298,333,199.42x = 70,483,429,993,397,048
5. Step 5: Solve for x
   x = 70,483,429,993,397,048/298,333,199.42
6. Step 6: Final answer
   x = 236,257,413.29