Finding the Fourth Proportional to 1,072,380.86, 1,608,802.74 and 362,393.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,380.86 : 1,608,802.74 = 362,393.18 : x
2. Step 2: Convert to fraction form
   1,072,380.86/1,608,802.74 = 362,393.18/x
3. Step 3: Cross multiply
   1,072,380.86x = 1,608,802.74 × 362,393.18
4. Step 4: Simplify right side
   1,072,380.86x = 583,019,140,941.31
5. Step 5: Solve for x
   x = 583,019,140,941.31/1,072,380.86
6. Step 6: Final answer
   x = 543,667.98