Finding the Fourth Proportional to 1,329,443.96, 1,994,428.82 and 488,003

Step by Step Solution

1. Step 1: Write the proportion equation
   1,329,443.96 : 1,994,428.82 = 488,003 : x
2. Step 2: Convert to fraction form
   1,329,443.96/1,994,428.82 = 488,003/x
3. Step 3: Cross multiply
   1,329,443.96x = 1,994,428.82 × 488,003
4. Step 4: Simplify right side
   1,329,443.96x = 973,287,247,446.46
5. Step 5: Solve for x
   x = 973,287,247,446.46/1,329,443.96
6. Step 6: Final answer
   x = 732,101.00