Finding the Fourth Proportional to 3,643,554.72, 5,028,072.78 and 2,011,926.90

Step by Step Solution

1. Step 1: Write the proportion equation
   3,643,554.72 : 5,028,072.78 = 2,011,926.90 : x
2. Step 2: Convert to fraction form
   3,643,554.72/5,028,072.78 = 2,011,926.90/x
3. Step 3: Cross multiply
   3,643,554.72x = 5,028,072.78 × 2,011,926.90
4. Step 4: Simplify right side
   3,643,554.72x = 10,116,114,881,239.78
5. Step 5: Solve for x
   x = 10,116,114,881,239.78/3,643,554.72
6. Step 6: Final answer
   x = 2,776,441.05