Finding the Fourth Proportional to 1,898,982.69, 2,848,724.17 and 619,140.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,898,982.69 : 2,848,724.17 = 619,140.72 : x
2. Step 2: Convert to fraction form
   1,898,982.69/2,848,724.17 = 619,140.72/x
3. Step 3: Cross multiply
   1,898,982.69x = 2,848,724.17 × 619,140.72
4. Step 4: Simplify right side
   1,898,982.69x = 1,763,761,133,695.20
5. Step 5: Solve for x
   x = 1,763,761,133,695.20/1,898,982.69
6. Step 6: Final answer
   x = 928,792.63