Finding the Fourth Proportional to 78,002.21, 116,909.33 and 35,824.10

Step by Step Solution

1. Step 1: Write the proportion equation
   78,002.21 : 116,909.33 = 35,824.10 : x
2. Step 2: Convert to fraction form
   78,002.21/116,909.33 = 35,824.10/x
3. Step 3: Cross multiply
   78,002.21x = 116,909.33 × 35,824.10
4. Step 4: Simplify right side
   78,002.21x = 4,188,170,765.19
5. Step 5: Solve for x
   x = 4,188,170,765.19/78,002.21
6. Step 6: Final answer
   x = 53,692.97