Finding the Fourth Proportional to 2,215,171.55, 3,056,939.47 and 1,196,576.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,171.55 : 3,056,939.47 = 1,196,576.30 : x
2. Step 2: Convert to fraction form
   2,215,171.55/3,056,939.47 = 1,196,576.30/x
3. Step 3: Cross multiply
   2,215,171.55x = 3,056,939.47 × 1,196,576.30
4. Step 4: Simplify right side
   2,215,171.55x = 3,657,861,308,913.97
5. Step 5: Solve for x
   x = 3,657,861,308,913.97/2,215,171.55
6. Step 6: Final answer
   x = 1,651,276.77