Finding the Fourth Proportional to 45,928.62, 63,405.63 and 30,900.33

Step by Step Solution

1. Step 1: Write the proportion equation
   45,928.62 : 63,405.63 = 30,900.33 : x
2. Step 2: Convert to fraction form
   45,928.62/63,405.63 = 30,900.33/x
3. Step 3: Cross multiply
   45,928.62x = 63,405.63 × 30,900.33
4. Step 4: Simplify right side
   45,928.62x = 1,959,254,890.86
5. Step 5: Solve for x
   x = 1,959,254,890.86/45,928.62
6. Step 6: Final answer
   x = 42,658.69