Finding the Fourth Proportional to 3,669,796.80, 5,064,289.65 and 2,015,971.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669,796.80 : 5,064,289.65 = 2,015,971.59 : x
2. Step 2: Convert to fraction form
   3,669,796.80/5,064,289.65 = 2,015,971.59/x
3. Step 3: Cross multiply
   3,669,796.80x = 5,064,289.65 × 2,015,971.59
4. Step 4: Simplify right side
   3,669,796.80x = 10,209,464,057,931.04
5. Step 5: Solve for x
   x = 10,209,464,057,931.04/3,669,796.80
6. Step 6: Final answer
   x = 2,782,024.35