Finding the Fourth Proportional to 105,051.91, 157,579.23 and 34,931.22

Step by Step Solution

1. Step 1: Write the proportion equation
   105,051.91 : 157,579.23 = 34,931.22 : x
2. Step 2: Convert to fraction form
   105,051.91/157,579.23 = 34,931.22/x
3. Step 3: Cross multiply
   105,051.91x = 157,579.23 × 34,931.22
4. Step 4: Simplify right side
   105,051.91x = 5,504,434,750.56
5. Step 5: Solve for x
   x = 5,504,434,750.56/105,051.91
6. Step 6: Final answer
   x = 52,397.28