Finding the Fourth Proportional to 146,499.90, 219,756.52 and 46,650.72

Step by Step Solution

1. Step 1: Write the proportion equation
   146,499.90 : 219,756.52 = 46,650.72 : x
2. Step 2: Convert to fraction form
   146,499.90/219,756.52 = 46,650.72/x
3. Step 3: Cross multiply
   146,499.90x = 219,756.52 × 46,650.72
4. Step 4: Simplify right side
   146,499.90x = 10,251,799,882.69
5. Step 5: Solve for x
   x = 10,251,799,882.69/146,499.90
6. Step 6: Final answer
   x = 69,978.20