Finding the Fourth Proportional to 59,853.84, 89,252.73 and 56,910.61

Step by Step Solution

1. Step 1: Write the proportion equation
   59,853.84 : 89,252.73 = 56,910.61 : x
2. Step 2: Convert to fraction form
   59,853.84/89,252.73 = 56,910.61/x
3. Step 3: Cross multiply
   59,853.84x = 89,252.73 × 56,910.61
4. Step 4: Simplify right side
   59,853.84x = 5,079,427,308.47
5. Step 5: Solve for x
   x = 5,079,427,308.47/59,853.84
6. Step 6: Final answer
   x = 84,863.85