Finding the Fourth Proportional to 61,200.33, 91,622.24 and 45,475.09

Step by Step Solution

1. Step 1: Write the proportion equation
   61,200.33 : 91,622.24 = 45,475.09 : x
2. Step 2: Convert to fraction form
   61,200.33/91,622.24 = 45,475.09/x
3. Step 3: Cross multiply
   61,200.33x = 91,622.24 × 45,475.09
4. Step 4: Simplify right side
   61,200.33x = 4,166,529,324.10
5. Step 5: Solve for x
   x = 4,166,529,324.10/61,200.33
6. Step 6: Final answer
   x = 68,080.18