Finding the Fourth Proportional to 91,179.04, 136,709.52 and 59,919.52

Step by Step Solution

1. Step 1: Write the proportion equation
   91,179.04 : 136,709.52 = 59,919.52 : x
2. Step 2: Convert to fraction form
   91,179.04/136,709.52 = 59,919.52/x
3. Step 3: Cross multiply
   91,179.04x = 136,709.52 × 59,919.52
4. Step 4: Simplify right side
   91,179.04x = 8,191,568,817.83
5. Step 5: Solve for x
   x = 8,191,568,817.83/91,179.04
6. Step 6: Final answer
   x = 89,840.48