Finding the Fourth Proportional to 2,666,736.42, 4,000,106.58 and 644,982.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,736.42 : 4,000,106.58 = 644,982.27 : x
2. Step 2: Convert to fraction form
   2,666,736.42/4,000,106.58 = 644,982.27/x
3. Step 3: Cross multiply
   2,666,736.42x = 4,000,106.58 × 644,982.27
4. Step 4: Simplify right side
   2,666,736.42x = 2,579,997,818,985.43
5. Step 5: Solve for x
   x = 2,579,997,818,985.43/2,666,736.42
6. Step 6: Final answer
   x = 967,473.88