Finding the Fourth Proportional to 359,348,911, 495,902,991.32 and 194,336,480.50

Step by Step Solution

1. Step 1: Write the proportion equation
   359,348,911 : 495,902,991.32 = 194,336,480.50 : x
2. Step 2: Convert to fraction form
   359,348,911/495,902,991.32 = 194,336,480.50/x
3. Step 3: Cross multiply
   359,348,911x = 495,902,991.32 × 194,336,480.50
4. Step 4: Simplify right side
   359,348,911x = 96,372,042,002,550,848
5. Step 5: Solve for x
   x = 96,372,042,002,550,848/359,348,911
6. Step 6: Final answer
   x = 268,185,151.12