Finding the Fourth Proportional to 59,415.00, 81,962.03 and 40,288.30

Step by Step Solution

1. Step 1: Write the proportion equation
   59,415.00 : 81,962.03 = 40,288.30 : x
2. Step 2: Convert to fraction form
   59,415.00/81,962.03 = 40,288.30/x
3. Step 3: Cross multiply
   59,415.00x = 81,962.03 × 40,288.30
4. Step 4: Simplify right side
   59,415.00x = 3,302,110,242.00
5. Step 5: Solve for x
   x = 3,302,110,242.00/59,415.00
6. Step 6: Final answer
   x = 55,577.05