Finding the Fourth Proportional to 91,080.79, 125,691.61 and 50,244.00

Step by Step Solution

1. Step 1: Write the proportion equation
   91,080.79 : 125,691.61 = 50,244.00 : x
2. Step 2: Convert to fraction form
   91,080.79/125,691.61 = 50,244.00/x
3. Step 3: Cross multiply
   91,080.79x = 125,691.61 × 50,244.00
4. Step 4: Simplify right side
   91,080.79x = 6,315,248,498.77
5. Step 5: Solve for x
   x = 6,315,248,498.77/91,080.79
6. Step 6: Final answer
   x = 69,336.78