Finding the Fourth Proportional to 93,269.98, 128,621.12 and 59,219.34

Step by Step Solution

1. Step 1: Write the proportion equation
   93,269.98 : 128,621.12 = 59,219.34 : x
2. Step 2: Convert to fraction form
   93,269.98/128,621.12 = 59,219.34/x
3. Step 3: Cross multiply
   93,269.98x = 128,621.12 × 59,219.34
4. Step 4: Simplify right side
   93,269.98x = 7,616,857,836.46
5. Step 5: Solve for x
   x = 7,616,857,836.46/93,269.98
6. Step 6: Final answer
   x = 81,664.62