Finding the Fourth Proportional to 55,776.52, 76,971.86 and 30,626

Step by Step Solution

1. Step 1: Write the proportion equation
   55,776.52 : 76,971.86 = 30,626 : x
2. Step 2: Convert to fraction form
   55,776.52/76,971.86 = 30,626/x
3. Step 3: Cross multiply
   55,776.52x = 76,971.86 × 30,626
4. Step 4: Simplify right side
   55,776.52x = 2,357,340,184.36
5. Step 5: Solve for x
   x = 2,357,340,184.36/55,776.52
6. Step 6: Final answer
   x = 42,264.02