Finding the Fourth Proportional to 69,894.83, 104,754.76 and 55,045.10

Step by Step Solution

1. Step 1: Write the proportion equation
   69,894.83 : 104,754.76 = 55,045.10 : x
2. Step 2: Convert to fraction form
   69,894.83/104,754.76 = 55,045.10/x
3. Step 3: Cross multiply
   69,894.83x = 104,754.76 × 55,045.10
4. Step 4: Simplify right side
   69,894.83x = 5,766,236,363.95
5. Step 5: Solve for x
   x = 5,766,236,363.95/69,894.83
6. Step 6: Final answer
   x = 82,498.75