Finding the Fourth Proportional to 85,476.35, 128,219.98 and 32,885.83

Step by Step Solution

1. Step 1: Write the proportion equation
   85,476.35 : 128,219.98 = 32,885.83 : x
2. Step 2: Convert to fraction form
   85,476.35/128,219.98 = 32,885.83/x
3. Step 3: Cross multiply
   85,476.35x = 128,219.98 × 32,885.83
4. Step 4: Simplify right side
   85,476.35x = 4,216,620,666.27
5. Step 5: Solve for x
   x = 4,216,620,666.27/85,476.35
6. Step 6: Final answer
   x = 49,330.85