Finding the Fourth Proportional to 54,026.56, 74,560.88 and 30,156.83

Step by Step Solution

1. Step 1: Write the proportion equation
   54,026.56 : 74,560.88 = 30,156.83 : x
2. Step 2: Convert to fraction form
   54,026.56/74,560.88 = 30,156.83/x
3. Step 3: Cross multiply
   54,026.56x = 74,560.88 × 30,156.83
4. Step 4: Simplify right side
   54,026.56x = 2,248,519,259.22
5. Step 5: Solve for x
   x = 2,248,519,259.22/54,026.56
6. Step 6: Final answer
   x = 41,618.78