Finding the Fourth Proportional to 1,116,490.96, 1,674,874.86 and 317,834.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,490.96 : 1,674,874.86 = 317,834.79 : x
2. Step 2: Convert to fraction form
   1,116,490.96/1,674,874.86 = 317,834.79/x
3. Step 3: Cross multiply
   1,116,490.96x = 1,674,874.86 × 317,834.79
4. Step 4: Simplify right side
   1,116,490.96x = 532,333,499,404.38
5. Step 5: Solve for x
   x = 532,333,499,404.38/1,116,490.96
6. Step 6: Final answer
   x = 476,791.59