Finding the Fourth Proportional to 84,144.76, 116,117.90 and 46,419

Step by Step Solution

1. Step 1: Write the proportion equation
   84,144.76 : 116,117.90 = 46,419 : x
2. Step 2: Convert to fraction form
   84,144.76/116,117.90 = 46,419/x
3. Step 3: Cross multiply
   84,144.76x = 116,117.90 × 46,419
4. Step 4: Simplify right side
   84,144.76x = 5,390,076,800.10
5. Step 5: Solve for x
   x = 5,390,076,800.10/84,144.76
6. Step 6: Final answer
   x = 64,057.19