Finding the Fourth Proportional to 58,864.42, 81,196.86 and 54,927.82

Step by Step Solution

1. Step 1: Write the proportion equation
   58,864.42 : 81,196.86 = 54,927.82 : x
2. Step 2: Convert to fraction form
   58,864.42/81,196.86 = 54,927.82/x
3. Step 3: Cross multiply
   58,864.42x = 81,196.86 × 54,927.82
4. Step 4: Simplify right side
   58,864.42x = 4,459,966,510.65
5. Step 5: Solve for x
   x = 4,459,966,510.65/58,864.42
6. Step 6: Final answer
   x = 75,766.76