Finding the Fourth Proportional to 1,439,498.52, 2,158,756.38 and 1,038,949.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,439,498.52 : 2,158,756.38 = 1,038,949.56 : x
2. Step 2: Convert to fraction form
   1,439,498.52/2,158,756.38 = 1,038,949.56/x
3. Step 3: Cross multiply
   1,439,498.52x = 2,158,756.38 × 1,038,949.56
4. Step 4: Simplify right side
   1,439,498.52x = 2,242,838,991,148.19
5. Step 5: Solve for x
   x = 2,242,838,991,148.19/1,439,498.52
6. Step 6: Final answer
   x = 1,558,069.67