Finding the Fourth Proportional to 1,093,436.42, 1,639,967.69 and 294,531.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,093,436.42 : 1,639,967.69 = 294,531.12 : x
2. Step 2: Convert to fraction form
   1,093,436.42/1,639,967.69 = 294,531.12/x
3. Step 3: Cross multiply
   1,093,436.42x = 1,639,967.69 × 294,531.12
4. Step 4: Simplify right side
   1,093,436.42x = 483,021,520,499.51
5. Step 5: Solve for x
   x = 483,021,520,499.51/1,093,436.42
6. Step 6: Final answer
   x = 441,746.33