Finding the Fourth Proportional to 1,002,196.86, 1,503,135.27 and 292,058.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,002,196.86 : 1,503,135.27 = 292,058.79 : x
2. Step 2: Convert to fraction form
   1,002,196.86/1,503,135.27 = 292,058.79/x
3. Step 3: Cross multiply
   1,002,196.86x = 1,503,135.27 × 292,058.79
4. Step 4: Simplify right side
   1,002,196.86x = 439,003,868,162.52
5. Step 5: Solve for x
   x = 439,003,868,162.52/1,002,196.86
6. Step 6: Final answer
   x = 438,041.55