Finding the Fourth Proportional to 1,123,065.05, 1,684,690.98 and 364,889.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,065.05 : 1,684,690.98 = 364,889.72 : x
2. Step 2: Convert to fraction form
   1,123,065.05/1,684,690.98 = 364,889.72/x
3. Step 3: Cross multiply
   1,123,065.05x = 1,684,690.98 × 364,889.72
4. Step 4: Simplify right side
   1,123,065.05x = 614,726,411,555.27
5. Step 5: Solve for x
   x = 614,726,411,555.27/1,123,065.05
6. Step 6: Final answer
   x = 547,364.92