Finding the Fourth Proportional to 61,790.69, 85,274.01 and 34,934.33

Step by Step Solution

1. Step 1: Write the proportion equation
   61,790.69 : 85,274.01 = 34,934.33 : x
2. Step 2: Convert to fraction form
   61,790.69/85,274.01 = 34,934.33/x
3. Step 3: Cross multiply
   61,790.69x = 85,274.01 × 34,934.33
4. Step 4: Simplify right side
   61,790.69x = 2,978,990,618.95
5. Step 5: Solve for x
   x = 2,978,990,618.95/61,790.69
6. Step 6: Final answer
   x = 48,210.99