Finding the Fourth Proportional to 93,064.29, 128,359.98 and 59,043.48

Step by Step Solution

1. Step 1: Write the proportion equation
   93,064.29 : 128,359.98 = 59,043.48 : x
2. Step 2: Convert to fraction form
   93,064.29/128,359.98 = 59,043.48/x
3. Step 3: Cross multiply
   93,064.29x = 128,359.98 × 59,043.48
4. Step 4: Simplify right side
   93,064.29x = 7,578,819,911.93
5. Step 5: Solve for x
   x = 7,578,819,911.93/93,064.29
6. Step 6: Final answer
   x = 81,436.39