Finding the Fourth Proportional to 76,051.01, 113,996.07 and 28,645.59

Step by Step Solution

1. Step 1: Write the proportion equation
   76,051.01 : 113,996.07 = 28,645.59 : x
2. Step 2: Convert to fraction form
   76,051.01/113,996.07 = 28,645.59/x
3. Step 3: Cross multiply
   76,051.01x = 113,996.07 × 28,645.59
4. Step 4: Simplify right side
   76,051.01x = 3,265,484,682.83
5. Step 5: Solve for x
   x = 3,265,484,682.83/76,051.01
6. Step 6: Final answer
   x = 42,938.08