Finding the Fourth Proportional to 53,275.96, 73,496.46 and 30,907

Step by Step Solution

1. Step 1: Write the proportion equation
   53,275.96 : 73,496.46 = 30,907 : x
2. Step 2: Convert to fraction form
   53,275.96/73,496.46 = 30,907/x
3. Step 3: Cross multiply
   53,275.96x = 73,496.46 × 30,907
4. Step 4: Simplify right side
   53,275.96x = 2,271,555,089.22
5. Step 5: Solve for x
   x = 2,271,555,089.22/53,275.96
6. Step 6: Final answer
   x = 42,637.53