Finding the Fourth Proportional to 76,401.34, 114,435.90 and 46,729.42

Step by Step Solution

1. Step 1: Write the proportion equation
   76,401.34 : 114,435.90 = 46,729.42 : x
2. Step 2: Convert to fraction form
   76,401.34/114,435.90 = 46,729.42/x
3. Step 3: Cross multiply
   76,401.34x = 114,435.90 × 46,729.42
4. Step 4: Simplify right side
   76,401.34x = 5,347,523,234.18
5. Step 5: Solve for x
   x = 5,347,523,234.18/76,401.34
6. Step 6: Final answer
   x = 69,992.53