Finding the Fourth Proportional to 55,898.82, 77,141.58 and 30,748.32

Step by Step Solution

1. Step 1: Write the proportion equation
   55,898.82 : 77,141.58 = 30,748.32 : x
2. Step 2: Convert to fraction form
   55,898.82/77,141.58 = 30,748.32/x
3. Step 3: Cross multiply
   55,898.82x = 77,141.58 × 30,748.32
4. Step 4: Simplify right side
   55,898.82x = 2,371,973,987.15
5. Step 5: Solve for x
   x = 2,371,973,987.15/55,898.82
6. Step 6: Final answer
   x = 42,433.35