Finding the Fourth Proportional to 70,789.89, 106,152.12 and 26,404.77

Step by Step Solution

1. Step 1: Write the proportion equation
   70,789.89 : 106,152.12 = 26,404.77 : x
2. Step 2: Convert to fraction form
   70,789.89/106,152.12 = 26,404.77/x
3. Step 3: Cross multiply
   70,789.89x = 106,152.12 × 26,404.77
4. Step 4: Simplify right side
   70,789.89x = 2,802,922,313.61
5. Step 5: Solve for x
   x = 2,802,922,313.61/70,789.89
6. Step 6: Final answer
   x = 39,594.95