Finding the Fourth Proportional to 59,876.52, 89,870.40 and 30,315.30

Step by Step Solution

1. Step 1: Write the proportion equation
   59,876.52 : 89,870.40 = 30,315.30 : x
2. Step 2: Convert to fraction form
   59,876.52/89,870.40 = 30,315.30/x
3. Step 3: Cross multiply
   59,876.52x = 89,870.40 × 30,315.30
4. Step 4: Simplify right side
   59,876.52x = 2,724,448,137.12
5. Step 5: Solve for x
   x = 2,724,448,137.12/59,876.52
6. Step 6: Final answer
   x = 45,501.11