Finding the Fourth Proportional to 8,576,807.42, 12,870,323 and 3,112,328.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,576,807.42 : 12,870,323 = 3,112,328.52 : x
2. Step 2: Convert to fraction form
   8,576,807.42/12,870,323 = 3,112,328.52/x
3. Step 3: Cross multiply
   8,576,807.42x = 12,870,323 × 3,112,328.52
4. Step 4: Simplify right side
   8,576,807.42x = 40,056,673,334,511.96
5. Step 5: Solve for x
   x = 40,056,673,334,511.96/8,576,807.42
6. Step 6: Final answer
   x = 4,670,347.76