Finding the Fourth Proportional to 3,429,665.99, 4,732,597.89 and 1,979,828.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,429,665.99 : 4,732,597.89 = 1,979,828.49 : x
2. Step 2: Convert to fraction form
   3,429,665.99/4,732,597.89 = 1,979,828.49/x
3. Step 3: Cross multiply
   3,429,665.99x = 4,732,597.89 × 1,979,828.49
4. Step 4: Simplify right side
   3,429,665.99x = 9,369,732,134,335.89
5. Step 5: Solve for x
   x = 9,369,732,134,335.89/3,429,665.99
6. Step 6: Final answer
   x = 2,731,966.37