Finding the Fourth Proportional to 2,123,148.96, 3,181,886.01 and 774,044.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,148.96 : 3,181,886.01 = 774,044.28 : x
2. Step 2: Convert to fraction form
   2,123,148.96/3,181,886.01 = 774,044.28/x
3. Step 3: Cross multiply
   2,123,148.96x = 3,181,886.01 × 774,044.28
4. Step 4: Simplify right side
   2,123,148.96x = 2,462,920,665,652.52
5. Step 5: Solve for x
   x = 2,462,920,665,652.52/2,123,148.96
6. Step 6: Final answer
   x = 1,160,031.97