Finding the Fourth Proportional to 47,409.84, 65,431.86 and 45,852.12

Step by Step Solution

1. Step 1: Write the proportion equation
   47,409.84 : 65,431.86 = 45,852.12 : x
2. Step 2: Convert to fraction form
   47,409.84/65,431.86 = 45,852.12/x
3. Step 3: Cross multiply
   47,409.84x = 65,431.86 × 45,852.12
4. Step 4: Simplify right side
   47,409.84x = 3,000,189,496.54
5. Step 5: Solve for x
   x = 3,000,189,496.54/47,409.84
6. Step 6: Final answer
   x = 63,282.00