Finding the Fourth Proportional to 3,078,678,111.82, 4,617,550,566.52 and 837,900,042.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,078,678,111.82 : 4,617,550,566.52 = 837,900,042.77 : x
2. Step 2: Convert to fraction form
   3,078,678,111.82/4,617,550,566.52 = 837,900,042.77/x
3. Step 3: Cross multiply
   3,078,678,111.82x = 4,617,550,566.52 × 837,900,042.77
4. Step 4: Simplify right side
   3,078,678,111.82x = 3,869,045,817,189,111,296
5. Step 5: Solve for x
   x = 3,869,045,817,189,111,296/3,078,678,111.82
6. Step 6: Final answer
   x = 1,256,723,072.91