Finding the Fourth Proportional to 2,644,056.47, 3,966,178.69 and 846,706.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644,056.47 : 3,966,178.69 = 846,706.39 : x
2. Step 2: Convert to fraction form
   2,644,056.47/3,966,178.69 = 846,706.39/x
3. Step 3: Cross multiply
   2,644,056.47x = 3,966,178.69 × 846,706.39
4. Step 4: Simplify right side
   2,644,056.47x = 3,358,188,845,384.00
5. Step 5: Solve for x
   x = 3,358,188,845,384.00/2,644,056.47
6. Step 6: Final answer
   x = 1,270,089.68