Finding the Fourth Proportional to 3,607,328.69, 4,978,118.42 and 1,953,478.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,607,328.69 : 4,978,118.42 = 1,953,478.69 : x
2. Step 2: Convert to fraction form
   3,607,328.69/4,978,118.42 = 1,953,478.69/x
3. Step 3: Cross multiply
   3,607,328.69x = 4,978,118.42 × 1,953,478.69
4. Step 4: Simplify right side
   3,607,328.69x = 9,724,648,215,108.49
5. Step 5: Solve for x
   x = 9,724,648,215,108.49/3,607,328.69
6. Step 6: Final answer
   x = 2,695,803.20