Finding the Fourth Proportional to 84,113.72, 116,056.98 and 47,812.31

Step by Step Solution

1. Step 1: Write the proportion equation
   84,113.72 : 116,056.98 = 47,812.31 : x
2. Step 2: Convert to fraction form
   84,113.72/116,056.98 = 47,812.31/x
3. Step 3: Cross multiply
   84,113.72x = 116,056.98 × 47,812.31
4. Step 4: Simplify right side
   84,113.72x = 5,548,952,185.89
5. Step 5: Solve for x
   x = 5,548,952,185.89/84,113.72
6. Step 6: Final answer
   x = 65,969.64