Finding the Fourth Proportional to 60,405.21, 83,313 and 41,039.10

Step by Step Solution

1. Step 1: Write the proportion equation
   60,405.21 : 83,313 = 41,039.10 : x
2. Step 2: Convert to fraction form
   60,405.21/83,313 = 41,039.10/x
3. Step 3: Cross multiply
   60,405.21x = 83,313 × 41,039.10
4. Step 4: Simplify right side
   60,405.21x = 3,419,090,538.30
5. Step 5: Solve for x
   x = 3,419,090,538.30/60,405.21
6. Step 6: Final answer
   x = 56,602.58