Finding the Fourth Proportional to 47,168.63, 65,086.78 and 31,888.41

Step by Step Solution

1. Step 1: Write the proportion equation
   47,168.63 : 65,086.78 = 31,888.41 : x
2. Step 2: Convert to fraction form
   47,168.63/65,086.78 = 31,888.41/x
3. Step 3: Cross multiply
   47,168.63x = 65,086.78 × 31,888.41
4. Step 4: Simplify right side
   47,168.63x = 2,075,513,600.79
5. Step 5: Solve for x
   x = 2,075,513,600.79/47,168.63
6. Step 6: Final answer
   x = 44,001.99