Finding the Fourth Proportional to 383,085,073.69, 574,627,618.14 and 91,952,196.49

Step by Step Solution

1. Step 1: Write the proportion equation
   383,085,073.69 : 574,627,618.14 = 91,952,196.49 : x
2. Step 2: Convert to fraction form
   383,085,073.69/574,627,618.14 = 91,952,196.49/x
3. Step 3: Cross multiply
   383,085,073.69x = 574,627,618.14 × 91,952,196.49
4. Step 4: Simplify right side
   383,085,073.69x = 52,838,271,651,789,960
5. Step 5: Solve for x
   x = 52,838,271,651,789,960/383,085,073.69
6. Step 6: Final answer
   x = 137,928,296.56