Finding the Fourth Proportional to 1,333,721.28, 2,000,790.27 and 434,953.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333,721.28 : 2,000,790.27 = 434,953.98 : x
2. Step 2: Convert to fraction form
   1,333,721.28/2,000,790.27 = 434,953.98/x
3. Step 3: Cross multiply
   1,333,721.28x = 2,000,790.27 × 434,953.98
4. Step 4: Simplify right side
   1,333,721.28x = 870,251,691,081.78
5. Step 5: Solve for x
   x = 870,251,691,081.78/1,333,721.28
6. Step 6: Final answer
   x = 652,498.92