Finding the Fourth Proportional to 55,643.46, 76,743.30 and 48,914.82

Step by Step Solution

1. Step 1: Write the proportion equation
   55,643.46 : 76,743.30 = 48,914.82 : x
2. Step 2: Convert to fraction form
   55,643.46/76,743.30 = 48,914.82/x
3. Step 3: Cross multiply
   55,643.46x = 76,743.30 × 48,914.82
4. Step 4: Simplify right side
   55,643.46x = 3,753,884,705.71
5. Step 5: Solve for x
   x = 3,753,884,705.71/55,643.46
6. Step 6: Final answer
   x = 67,463.18