Finding the Fourth Proportional to 3,619,700.82, 4,995,284.69 and 2,129,656.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,619,700.82 : 4,995,284.69 = 2,129,656.53 : x
2. Step 2: Convert to fraction form
   3,619,700.82/4,995,284.69 = 2,129,656.53/x
3. Step 3: Cross multiply
   3,619,700.82x = 4,995,284.69 × 2,129,656.53
4. Step 4: Simplify right side
   3,619,700.82x = 10,638,240,659,267.53
5. Step 5: Solve for x
   x = 10,638,240,659,267.53/3,619,700.82
6. Step 6: Final answer
   x = 2,938,983.41