Finding the Fourth Proportional to 60,858, 91,298.52 and 28,026

Step by Step Solution

1. Step 1: Write the proportion equation
   60,858 : 91,298.52 = 28,026 : x
2. Step 2: Convert to fraction form
   60,858/91,298.52 = 28,026/x
3. Step 3: Cross multiply
   60,858x = 91,298.52 × 28,026
4. Step 4: Simplify right side
   60,858x = 2,558,732,321.52
5. Step 5: Solve for x
   x = 2,558,732,321.52/60,858
6. Step 6: Final answer
   x = 42,044.31