Finding the Fourth Proportional to 3,947,656.32, 5,920,598.76 and 1,815,692.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,947,656.32 : 5,920,598.76 = 1,815,692.16 : x
2. Step 2: Convert to fraction form
   3,947,656.32/5,920,598.76 = 1,815,692.16/x
3. Step 3: Cross multiply
   3,947,656.32x = 5,920,598.76 × 1,815,692.16
4. Step 4: Simplify right side
   3,947,656.32x = 10,749,984,751,037.72
5. Step 5: Solve for x
   x = 10,749,984,751,037.72/3,947,656.32
6. Step 6: Final answer
   x = 2,723,130.86