Finding the Fourth Proportional to 2,528,932.78, 3,488,868.82 and 1,657,976.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528,932.78 : 3,488,868.82 = 1,657,976.64 : x
2. Step 2: Convert to fraction form
   2,528,932.78/3,488,868.82 = 1,657,976.64/x
3. Step 3: Cross multiply
   2,528,932.78x = 3,488,868.82 × 1,657,976.64
4. Step 4: Simplify right side
   2,528,932.78x = 5,784,463,003,584.36
5. Step 5: Solve for x
   x = 5,784,463,003,584.36/2,528,932.78
6. Step 6: Final answer
   x = 2,287,313.86