Finding the Fourth Proportional to 93,118.83, 128,464.79 and 58,602.42

Step by Step Solution

1. Step 1: Write the proportion equation
   93,118.83 : 128,464.79 = 58,602.42 : x
2. Step 2: Convert to fraction form
   93,118.83/128,464.79 = 58,602.42/x
3. Step 3: Cross multiply
   93,118.83x = 128,464.79 × 58,602.42
4. Step 4: Simplify right side
   93,118.83x = 7,528,347,285.78
5. Step 5: Solve for x
   x = 7,528,347,285.78/93,118.83
6. Step 6: Final answer
   x = 80,846.67