Finding the Fourth Proportional to 35,575.74, 49,096.42 and 20,470.70

Step by Step Solution

1. Step 1: Write the proportion equation
   35,575.74 : 49,096.42 = 20,470.70 : x
2. Step 2: Convert to fraction form
   35,575.74/49,096.42 = 20,470.70/x
3. Step 3: Cross multiply
   35,575.74x = 49,096.42 × 20,470.70
4. Step 4: Simplify right side
   35,575.74x = 1,005,038,084.89
5. Step 5: Solve for x
   x = 1,005,038,084.89/35,575.74
6. Step 6: Final answer
   x = 28,250.66