Finding the Fourth Proportional to 51,098.67, 70,519.47 and 28,437.59

Step by Step Solution

1. Step 1: Write the proportion equation
   51,098.67 : 70,519.47 = 28,437.59 : x
2. Step 2: Convert to fraction form
   51,098.67/70,519.47 = 28,437.59/x
3. Step 3: Cross multiply
   51,098.67x = 70,519.47 × 28,437.59
4. Step 4: Simplify right side
   51,098.67x = 2,005,403,607.82
5. Step 5: Solve for x
   x = 2,005,403,607.82/51,098.67
6. Step 6: Final answer
   x = 39,245.71