Finding the Fourth Proportional to 35,470.17, 53,073.83 and 28,428.83

Step by Step Solution

1. Step 1: Write the proportion equation
   35,470.17 : 53,073.83 = 28,428.83 : x
2. Step 2: Convert to fraction form
   35,470.17/53,073.83 = 28,428.83/x
3. Step 3: Cross multiply
   35,470.17x = 53,073.83 × 28,428.83
4. Step 4: Simplify right side
   35,470.17x = 1,508,826,483.01
5. Step 5: Solve for x
   x = 1,508,826,483.01/35,470.17
6. Step 6: Final answer
   x = 42,537.90