Finding the Fourth Proportional to 1,269,789.05, 1,904,862.29 and 371,298.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,269,789.05 : 1,904,862.29 = 371,298.38 : x
2. Step 2: Convert to fraction form
   1,269,789.05/1,904,862.29 = 371,298.38/x
3. Step 3: Cross multiply
   1,269,789.05x = 1,904,862.29 × 371,298.38
4. Step 4: Simplify right side
   1,269,789.05x = 707,272,271,019.29
5. Step 5: Solve for x
   x = 707,272,271,019.29/1,269,789.05
6. Step 6: Final answer
   x = 556,999.82