Finding the Fourth Proportional to 59,910.23, 89,374.73 and 58,281.39

Step by Step Solution

1. Step 1: Write the proportion equation
   59,910.23 : 89,374.73 = 58,281.39 : x
2. Step 2: Convert to fraction form
   59,910.23/89,374.73 = 58,281.39/x
3. Step 3: Cross multiply
   59,910.23x = 89,374.73 × 58,281.39
4. Step 4: Simplify right side
   59,910.23x = 5,208,883,203.87
5. Step 5: Solve for x
   x = 5,208,883,203.87/59,910.23
6. Step 6: Final answer
   x = 86,944.80