Finding the Fourth Proportional to 2,661,481.88, 3,672,880.41 and 1,515,566.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,661,481.88 : 3,672,880.41 = 1,515,566.78 : x
2. Step 2: Convert to fraction form
   2,661,481.88/3,672,880.41 = 1,515,566.78/x
3. Step 3: Cross multiply
   2,661,481.88x = 3,672,880.41 × 1,515,566.78
4. Step 4: Simplify right side
   2,661,481.88x = 5,566,495,536,308.78
5. Step 5: Solve for x
   x = 5,566,495,536,308.78/2,661,481.88
6. Step 6: Final answer
   x = 2,091,502.32