Finding the Fourth Proportional to 5,078,531.29, 7,616,196.73 and 1,666,022.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,078,531.29 : 7,616,196.73 = 1,666,022.69 : x
2. Step 2: Convert to fraction form
   5,078,531.29/7,616,196.73 = 1,666,022.69/x
3. Step 3: Cross multiply
   5,078,531.29x = 7,616,196.73 × 1,666,022.69
4. Step 4: Simplify right side
   5,078,531.29x = 12,688,756,565,077.86
5. Step 5: Solve for x
   x = 12,688,756,565,077.86/5,078,531.29
6. Step 6: Final answer
   x = 2,498,509.08