Finding the Fourth Proportional to 78,281.46, 107,946.72 and 46,444.20

Step by Step Solution

1. Step 1: Write the proportion equation
   78,281.46 : 107,946.72 = 46,444.20 : x
2. Step 2: Convert to fraction form
   78,281.46/107,946.72 = 46,444.20/x
3. Step 3: Cross multiply
   78,281.46x = 107,946.72 × 46,444.20
4. Step 4: Simplify right side
   78,281.46x = 5,013,499,053.02
5. Step 5: Solve for x
   x = 5,013,499,053.02/78,281.46
6. Step 6: Final answer
   x = 64,044.53