Finding the Fourth Proportional to 1,436,362.83, 2,153,881.83 and 425,123.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436,362.83 : 2,153,881.83 = 425,123.19 : x
2. Step 2: Convert to fraction form
   1,436,362.83/2,153,881.83 = 425,123.19/x
3. Step 3: Cross multiply
   1,436,362.83x = 2,153,881.83 × 425,123.19
4. Step 4: Simplify right side
   1,436,362.83x = 915,665,114,452.64
5. Step 5: Solve for x
   x = 915,665,114,452.64/1,436,362.83
6. Step 6: Final answer
   x = 637,488.73