Finding the Fourth Proportional to 58,878.50, 88,296.15 and 19,423.94

Step by Step Solution

1. Step 1: Write the proportion equation
   58,878.50 : 88,296.15 = 19,423.94 : x
2. Step 2: Convert to fraction form
   58,878.50/88,296.15 = 19,423.94/x
3. Step 3: Cross multiply
   58,878.50x = 88,296.15 × 19,423.94
4. Step 4: Simplify right side
   58,878.50x = 1,715,059,119.83
5. Step 5: Solve for x
   x = 1,715,059,119.83/58,878.50
6. Step 6: Final answer
   x = 29,128.78