Finding the Fourth Proportional to 74,162.12, 102,353.46 and 42,323.72

Step by Step Solution

1. Step 1: Write the proportion equation
   74,162.12 : 102,353.46 = 42,323.72 : x
2. Step 2: Convert to fraction form
   74,162.12/102,353.46 = 42,323.72/x
3. Step 3: Cross multiply
   74,162.12x = 102,353.46 × 42,323.72
4. Step 4: Simplify right side
   74,162.12x = 4,331,979,182.07
5. Step 5: Solve for x
   x = 4,331,979,182.07/74,162.12
6. Step 6: Final answer
   x = 58,412.29