Finding the Fourth Proportional to 35,470.12, 53,111.30 and 21,411.36

Step by Step Solution

1. Step 1: Write the proportion equation
   35,470.12 : 53,111.30 = 21,411.36 : x
2. Step 2: Convert to fraction form
   35,470.12/53,111.30 = 21,411.36/x
3. Step 3: Cross multiply
   35,470.12x = 53,111.30 × 21,411.36
4. Step 4: Simplify right side
   35,470.12x = 1,137,185,164.37
5. Step 5: Solve for x
   x = 1,137,185,164.37/35,470.12
6. Step 6: Final answer
   x = 32,060.37