Finding the Fourth Proportional to 105,844.51, 146,064.17 and 57,446.52

Step by Step Solution

1. Step 1: Write the proportion equation
   105,844.51 : 146,064.17 = 57,446.52 : x
2. Step 2: Convert to fraction form
   105,844.51/146,064.17 = 57,446.52/x
3. Step 3: Cross multiply
   105,844.51x = 146,064.17 × 57,446.52
4. Step 4: Simplify right side
   105,844.51x = 8,390,878,263.19
5. Step 5: Solve for x
   x = 8,390,878,263.19/105,844.51
6. Step 6: Final answer
   x = 79,275.52