Finding the Fourth Proportional to 42,714.92, 64,094.52 and 30,314.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,714.92 : 64,094.52 = 30,314.72 : x
2. Step 2: Convert to fraction form
   42,714.92/64,094.52 = 30,314.72/x
3. Step 3: Cross multiply
   42,714.92x = 64,094.52 × 30,314.72
4. Step 4: Simplify right side
   42,714.92x = 1,943,007,427.33
5. Step 5: Solve for x
   x = 1,943,007,427.33/42,714.92
6. Step 6: Final answer
   x = 45,487.79