Finding the Fourth Proportional to 345,485,883.89, 476,654,107.52 and 196,701,733.33

Step by Step Solution

1. Step 1: Write the proportion equation
   345,485,883.89 : 476,654,107.52 = 196,701,733.33 : x
2. Step 2: Convert to fraction form
   345,485,883.89/476,654,107.52 = 196,701,733.33/x
3. Step 3: Cross multiply
   345,485,883.89x = 476,654,107.52 × 196,701,733.33
4. Step 4: Simplify right side
   345,485,883.89x = 93,758,689,147,348,288
5. Step 5: Solve for x
   x = 93,758,689,147,348,288/345,485,883.89
6. Step 6: Final answer
   x = 271,382,112.90