Finding the Fourth Proportional to 2,116,636.47, 2,915,617.32 and 1,707,592.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,636.47 : 2,915,617.32 = 1,707,592.98 : x
2. Step 2: Convert to fraction form
   2,116,636.47/2,915,617.32 = 1,707,592.98/x
3. Step 3: Cross multiply
   2,116,636.47x = 2,915,617.32 × 1,707,592.98
4. Step 4: Simplify right side
   2,116,636.47x = 4,978,687,667,998.41
5. Step 5: Solve for x
   x = 4,978,687,667,998.41/2,116,636.47
6. Step 6: Final answer
   x = 2,352,169.46