Finding the Fourth Proportional to 1,785,780,789.69, 2,464,515,344.61 and 1,071,343,100.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,785,780,789.69 : 2,464,515,344.61 = 1,071,343,100.49 : x
2. Step 2: Convert to fraction form
   1,785,780,789.69/2,464,515,344.61 = 1,071,343,100.49/x
3. Step 3: Cross multiply
   1,785,780,789.69x = 2,464,515,344.61 × 1,071,343,100.49
4. Step 4: Simplify right side
   1,785,780,789.69x = 2,640,341,510,499,658,240
5. Step 5: Solve for x
   x = 2,640,341,510,499,658,240/1,785,780,789.69
6. Step 6: Final answer
   x = 1,478,536,181.90