Finding the Fourth Proportional to 1,123,065.55, 1,684,691.73 and 364,890.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,065.55 : 1,684,691.73 = 364,890.22 : x
2. Step 2: Convert to fraction form
   1,123,065.55/1,684,691.73 = 364,890.22/x
3. Step 3: Cross multiply
   1,123,065.55x = 1,684,691.73 × 364,890.22
4. Step 4: Simplify right side
   1,123,065.55x = 614,727,527,568.42
5. Step 5: Solve for x
   x = 614,727,527,568.42/1,123,065.55
6. Step 6: Final answer
   x = 547,365.67