Finding the Fourth Proportional to 55,411.84, 76,468.62 and 30,261.34

Step by Step Solution

1. Step 1: Write the proportion equation
   55,411.84 : 76,468.62 = 30,261.34 : x
2. Step 2: Convert to fraction form
   55,411.84/76,468.62 = 30,261.34/x
3. Step 3: Cross multiply
   55,411.84x = 76,468.62 × 30,261.34
4. Step 4: Simplify right side
   55,411.84x = 2,314,042,909.15
5. Step 5: Solve for x
   x = 2,314,042,909.15/55,411.84
6. Step 6: Final answer
   x = 41,760.80