Finding the Fourth Proportional to 1,141,151.93, 1,711,726.27 and 342,432.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,151.93 : 1,711,726.27 = 342,432.17 : x
2. Step 2: Convert to fraction form
   1,141,151.93/1,711,726.27 = 342,432.17/x
3. Step 3: Cross multiply
   1,141,151.93x = 1,711,726.27 × 342,432.17
4. Step 4: Simplify right side
   1,141,151.93x = 586,150,131,667.39
5. Step 5: Solve for x
   x = 586,150,131,667.39/1,141,151.93
6. Step 6: Final answer
   x = 513,647.76