Finding the Fourth Proportional to 17,123,470.38, 25,682,471.42 and 4,990,095.70

Step by Step Solution

1. Step 1: Write the proportion equation
   17,123,470.38 : 25,682,471.42 = 4,990,095.70 : x
2. Step 2: Convert to fraction form
   17,123,470.38/25,682,471.42 = 4,990,095.70/x
3. Step 3: Cross multiply
   17,123,470.38x = 25,682,471.42 × 4,990,095.70
4. Step 4: Simplify right side
   17,123,470.38x = 128,157,990,274,680.34
5. Step 5: Solve for x
   x = 128,157,990,274,680.34/17,123,470.38
6. Step 6: Final answer
   x = 7,484,346.77