Finding the Fourth Proportional to 1,076,733.42, 1,615,380.50 and 402,867.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076,733.42 : 1,615,380.50 = 402,867.42 : x
2. Step 2: Convert to fraction form
   1,076,733.42/1,615,380.50 = 402,867.42/x
3. Step 3: Cross multiply
   1,076,733.42x = 1,615,380.50 × 402,867.42
4. Step 4: Simplify right side
   1,076,733.42x = 650,784,174,353.31
5. Step 5: Solve for x
   x = 650,784,174,353.31/1,076,733.42
6. Step 6: Final answer
   x = 604,406.03