Finding the Fourth Proportional to 501,571,469.84, 752,059,155.94 and 190,701,841.12

Step by Step Solution

1. Step 1: Write the proportion equation
   501,571,469.84 : 752,059,155.94 = 190,701,841.12 : x
2. Step 2: Convert to fraction form
   501,571,469.84/752,059,155.94 = 190,701,841.12/x
3. Step 3: Cross multiply
   501,571,469.84x = 752,059,155.94 × 190,701,841.12
4. Step 4: Simplify right side
   501,571,469.84x = 143,419,065,666,554,288
5. Step 5: Solve for x
   x = 143,419,065,666,554,288/501,571,469.84
6. Step 6: Final answer
   x = 285,939,440.92