Finding the Fourth Proportional to 1,345,435.52, 1,855,192.71 and 1,099,657.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345,435.52 : 1,855,192.71 = 1,099,657.49 : x
2. Step 2: Convert to fraction form
   1,345,435.52/1,855,192.71 = 1,099,657.49/x
3. Step 3: Cross multiply
   1,345,435.52x = 1,855,192.71 × 1,099,657.49
4. Step 4: Simplify right side
   1,345,435.52x = 2,040,076,558,944.90
5. Step 5: Solve for x
   x = 2,040,076,558,944.90/1,345,435.52
6. Step 6: Final answer
   x = 1,516,294.56