Finding the Fourth Proportional to 1,114,298, 1,672,111.16 and 404,381.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,114,298 : 1,672,111.16 = 404,381.52 : x
2. Step 2: Convert to fraction form
   1,114,298/1,672,111.16 = 404,381.52/x
3. Step 3: Cross multiply
   1,114,298x = 1,672,111.16 × 404,381.52
4. Step 4: Simplify right side
   1,114,298x = 676,170,852,489.76
5. Step 5: Solve for x
   x = 676,170,852,489.76/1,114,298
6. Step 6: Final answer
   x = 606,813.31