Finding the Fourth Proportional to 59,312.32, 81,847.40 and 33,815.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59,312.32 : 81,847.40 = 33,815.12 : x
2. Step 2: Convert to fraction form
   59,312.32/81,847.40 = 33,815.12/x
3. Step 3: Cross multiply
   59,312.32x = 81,847.40 × 33,815.12
4. Step 4: Simplify right side
   59,312.32x = 2,767,679,652.69
5. Step 5: Solve for x
   x = 2,767,679,652.69/59,312.32
6. Step 6: Final answer
   x = 46,662.81