Finding the Fourth Proportional to 84,210.89, 116,205.57 and 46,485.95

Step by Step Solution

1. Step 1: Write the proportion equation
   84,210.89 : 116,205.57 = 46,485.95 : x
2. Step 2: Convert to fraction form
   84,210.89/116,205.57 = 46,485.95/x
3. Step 3: Cross multiply
   84,210.89x = 116,205.57 × 46,485.95
4. Step 4: Simplify right side
   84,210.89x = 5,401,925,735.71
5. Step 5: Solve for x
   x = 5,401,925,735.71/84,210.89
6. Step 6: Final answer
   x = 64,147.59