Finding the Fourth Proportional to 61,107.83, 84,171.05 and 43,171.69

Step by Step Solution

1. Step 1: Write the proportion equation
   61,107.83 : 84,171.05 = 43,171.69 : x
2. Step 2: Convert to fraction form
   61,107.83/84,171.05 = 43,171.69/x
3. Step 3: Cross multiply
   61,107.83x = 84,171.05 × 43,171.69
4. Step 4: Simplify right side
   61,107.83x = 3,633,806,056.72
5. Step 5: Solve for x
   x = 3,633,806,056.72/61,107.83
6. Step 6: Final answer
   x = 59,465.48