Finding the Fourth Proportional to 1,921,059.52, 2,880,684.72 and 1,122,571.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,921,059.52 : 2,880,684.72 = 1,122,571.84 : x
2. Step 2: Convert to fraction form
   1,921,059.52/2,880,684.72 = 1,122,571.84/x
3. Step 3: Cross multiply
   1,921,059.52x = 2,880,684.72 × 1,122,571.84
4. Step 4: Simplify right side
   1,921,059.52x = 3,233,775,546,590.29
5. Step 5: Solve for x
   x = 3,233,775,546,590.29/1,921,059.52
6. Step 6: Final answer
   x = 1,683,329.18