Finding the Fourth Proportional to 1,113,269.34, 1,669,899.69 and 403,131.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,113,269.34 : 1,669,899.69 = 403,131.27 : x
2. Step 2: Convert to fraction form
   1,113,269.34/1,669,899.69 = 403,131.27/x
3. Step 3: Cross multiply
   1,113,269.34x = 1,669,899.69 × 403,131.27
4. Step 4: Simplify right side
   1,113,269.34x = 673,188,782,802.31
5. Step 5: Solve for x
   x = 673,188,782,802.31/1,113,269.34
6. Step 6: Final answer
   x = 604,695.34