Finding the Fourth Proportional to 61,188.83, 91,792.61 and 33,112.87

Step by Step Solution

1. Step 1: Write the proportion equation
   61,188.83 : 91,792.61 = 33,112.87 : x
2. Step 2: Convert to fraction form
   61,188.83/91,792.61 = 33,112.87/x
3. Step 3: Cross multiply
   61,188.83x = 91,792.61 × 33,112.87
4. Step 4: Simplify right side
   61,188.83x = 3,039,516,491.02
5. Step 5: Solve for x
   x = 3,039,516,491.02/61,188.83
6. Step 6: Final answer
   x = 49,674.37