Finding the Fourth Proportional to 2,680,142.31, 4,020,454.37 and 761,072.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,680,142.31 : 4,020,454.37 = 761,072.36 : x
2. Step 2: Convert to fraction form
   2,680,142.31/4,020,454.37 = 761,072.36/x
3. Step 3: Cross multiply
   2,680,142.31x = 4,020,454.37 × 761,072.36
4. Step 4: Simplify right side
   2,680,142.31x = 3,059,856,671,740.58
5. Step 5: Solve for x
   x = 3,059,856,671,740.58/2,680,142.31
6. Step 6: Final answer
   x = 1,141,676.94