Finding the Fourth Proportional to 105,123.42, 157,705.88 and 38,564.10

Step by Step Solution

1. Step 1: Write the proportion equation
   105,123.42 : 157,705.88 = 38,564.10 : x
2. Step 2: Convert to fraction form
   105,123.42/157,705.88 = 38,564.10/x
3. Step 3: Cross multiply
   105,123.42x = 157,705.88 × 38,564.10
4. Step 4: Simplify right side
   105,123.42x = 6,081,785,134.09
5. Step 5: Solve for x
   x = 6,081,785,134.09/105,123.42
6. Step 6: Final answer
   x = 57,853.76