Finding the Fourth Proportional to 42,085.32, 63,067.83 and 30,904.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,085.32 : 63,067.83 = 30,904.29 : x
2. Step 2: Convert to fraction form
   42,085.32/63,067.83 = 30,904.29/x
3. Step 3: Cross multiply
   42,085.32x = 63,067.83 × 30,904.29
4. Step 4: Simplify right side
   42,085.32x = 1,949,066,507.99
5. Step 5: Solve for x
   x = 1,949,066,507.99/42,085.32
6. Step 6: Final answer
   x = 46,312.27