Finding the Fourth Proportional to 6,887.86, 9,507.39 and 4,055.00

Step by Step Solution

1. Step 1: Write the proportion equation
   6,887.86 : 9,507.39 = 4,055.00 : x
2. Step 2: Convert to fraction form
   6,887.86/9,507.39 = 4,055.00/x
3. Step 3: Cross multiply
   6,887.86x = 9,507.39 × 4,055.00
4. Step 4: Simplify right side
   6,887.86x = 38,552,490.22
5. Step 5: Solve for x
   x = 38,552,490.22/6,887.86
6. Step 6: Final answer
   x = 5,597.17