Finding the Fourth Proportional to 2,877,960.50, 4,316,188.96 and 855,659.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,877,960.50 : 4,316,188.96 = 855,659.82 : x
2. Step 2: Convert to fraction form
   2,877,960.50/4,316,188.96 = 855,659.82/x
3. Step 3: Cross multiply
   2,877,960.50x = 4,316,188.96 × 855,659.82
4. Step 4: Simplify right side
   2,877,960.50x = 3,693,189,466,460.44
5. Step 5: Solve for x
   x = 3,693,189,466,460.44/2,877,960.50
6. Step 6: Final answer
   x = 1,283,266.21