Finding the Fourth Proportional to 592,895.60, 887,120.72 and 352,128

Step by Step Solution

1. Step 1: Write the proportion equation
   592,895.60 : 887,120.72 = 352,128 : x
2. Step 2: Convert to fraction form
   592,895.60/887,120.72 = 352,128/x
3. Step 3: Cross multiply
   592,895.60x = 887,120.72 × 352,128
4. Step 4: Simplify right side
   592,895.60x = 312,380,044,892.16
5. Step 5: Solve for x
   x = 312,380,044,892.16/592,895.60
6. Step 6: Final answer
   x = 526,871.92