Finding the Fourth Proportional to 1,123,719.21, 1,551,154.20 and 736,559.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,719.21 : 1,551,154.20 = 736,559.56 : x
2. Step 2: Convert to fraction form
   1,123,719.21/1,551,154.20 = 736,559.56/x
3. Step 3: Cross multiply
   1,123,719.21x = 1,551,154.20 × 736,559.56
4. Step 4: Simplify right side
   1,123,719.21x = 1,142,517,455,044.15
5. Step 5: Solve for x
   x = 1,142,517,455,044.15/1,123,719.21
6. Step 6: Final answer
   x = 1,016,728.60