Finding the Fourth Proportional to 76,589.10, 114,804.69 and 55,476.06

Step by Step Solution

1. Step 1: Write the proportion equation
   76,589.10 : 114,804.69 = 55,476.06 : x
2. Step 2: Convert to fraction form
   76,589.10/114,804.69 = 55,476.06/x
3. Step 3: Cross multiply
   76,589.10x = 114,804.69 × 55,476.06
4. Step 4: Simplify right side
   76,589.10x = 6,368,911,870.72
5. Step 5: Solve for x
   x = 6,368,911,870.72/76,589.10
6. Step 6: Final answer
   x = 83,156.90