Finding the Fourth Proportional to 2,359,543.91, 3,256,076.81 and 1,392,985.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,359,543.91 : 3,256,076.81 = 1,392,985.55 : x
2. Step 2: Convert to fraction form
   2,359,543.91/3,256,076.81 = 1,392,985.55/x
3. Step 3: Cross multiply
   2,359,543.91x = 3,256,076.81 × 1,392,985.55
4. Step 4: Simplify right side
   2,359,543.91x = 4,535,667,939,055.17
5. Step 5: Solve for x
   x = 4,535,667,939,055.17/2,359,543.91
6. Step 6: Final answer
   x = 1,922,264.69