Finding the Fourth Proportional to 69,913.37, 96,537.41 and 56,994.72

Step by Step Solution

1. Step 1: Write the proportion equation
   69,913.37 : 96,537.41 = 56,994.72 : x
2. Step 2: Convert to fraction form
   69,913.37/96,537.41 = 56,994.72/x
3. Step 3: Cross multiply
   69,913.37x = 96,537.41 × 56,994.72
4. Step 4: Simplify right side
   69,913.37x = 5,502,122,367.50
5. Step 5: Solve for x
   x = 5,502,122,367.50/69,913.37
6. Step 6: Final answer
   x = 78,699.15