Finding the Fourth Proportional to 59,807.10, 89,689.05 and 30,215.10

Step by Step Solution

1. Step 1: Write the proportion equation
   59,807.10 : 89,689.05 = 30,215.10 : x
2. Step 2: Convert to fraction form
   59,807.10/89,689.05 = 30,215.10/x
3. Step 3: Cross multiply
   59,807.10x = 89,689.05 × 30,215.10
4. Step 4: Simplify right side
   59,807.10x = 2,709,963,614.66
5. Step 5: Solve for x
   x = 2,709,963,614.66/59,807.10
6. Step 6: Final answer
   x = 45,311.74