Finding the Fourth Proportional to 52,111.54, 77,789.98 and 45,805.96

Step by Step Solution

1. Step 1: Write the proportion equation
   52,111.54 : 77,789.98 = 45,805.96 : x
2. Step 2: Convert to fraction form
   52,111.54/77,789.98 = 45,805.96/x
3. Step 3: Cross multiply
   52,111.54x = 77,789.98 × 45,805.96
4. Step 4: Simplify right side
   52,111.54x = 3,563,244,712.28
5. Step 5: Solve for x
   x = 3,563,244,712.28/52,111.54
6. Step 6: Final answer
   x = 68,377.27