Finding the Fourth Proportional to 61,200.12, 91,826.52 and 33,140.22

Step by Step Solution

1. Step 1: Write the proportion equation
   61,200.12 : 91,826.52 = 33,140.22 : x
2. Step 2: Convert to fraction form
   61,200.12/91,826.52 = 33,140.22/x
3. Step 3: Cross multiply
   61,200.12x = 91,826.52 × 33,140.22
4. Step 4: Simplify right side
   61,200.12x = 3,043,151,074.63
5. Step 5: Solve for x
   x = 3,043,151,074.63/61,200.12
6. Step 6: Final answer
   x = 49,724.59