Finding the Fourth Proportional to 60,347.20, 83,289.12 and 35,196.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,347.20 : 83,289.12 = 35,196.72 : x
2. Step 2: Convert to fraction form
   60,347.20/83,289.12 = 35,196.72/x
3. Step 3: Cross multiply
   60,347.20x = 83,289.12 × 35,196.72
4. Step 4: Simplify right side
   60,347.20x = 2,931,503,835.69
5. Step 5: Solve for x
   x = 2,931,503,835.69/60,347.20
6. Step 6: Final answer
   x = 48,577.30