Finding the Fourth Proportional to 55,493.98, 83,340.68 and 51,043.58

Step by Step Solution

1. Step 1: Write the proportion equation
   55,493.98 : 83,340.68 = 51,043.58 : x
2. Step 2: Convert to fraction form
   55,493.98/83,340.68 = 51,043.58/x
3. Step 3: Cross multiply
   55,493.98x = 83,340.68 × 51,043.58
4. Step 4: Simplify right side
   55,493.98x = 4,254,006,666.83
5. Step 5: Solve for x
   x = 4,254,006,666.83/55,493.98
6. Step 6: Final answer
   x = 76,657.08