Finding the Fourth Proportional to 58,098.78, 86,928.25 and 34,419.04

Step by Step Solution

1. Step 1: Write the proportion equation
   58,098.78 : 86,928.25 = 34,419.04 : x
2. Step 2: Convert to fraction form
   58,098.78/86,928.25 = 34,419.04/x
3. Step 3: Cross multiply
   58,098.78x = 86,928.25 × 34,419.04
4. Step 4: Simplify right side
   58,098.78x = 2,991,986,913.88
5. Step 5: Solve for x
   x = 2,991,986,913.88/58,098.78
6. Step 6: Final answer
   x = 51,498.27