Finding the Fourth Proportional to 9,056.91, 12,499.00 and 5,077.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,056.91 : 12,499.00 = 5,077.79 : x
2. Step 2: Convert to fraction form
   9,056.91/12,499.00 = 5,077.79/x
3. Step 3: Cross multiply
   9,056.91x = 12,499.00 × 5,077.79
4. Step 4: Simplify right side
   9,056.91x = 63,467,222.02
5. Step 5: Solve for x
   x = 63,467,222.02/9,056.91
6. Step 6: Final answer
   x = 7,007.60