Finding the Fourth Proportional to 1,905,846.72, 2,631,299.52 and 1,181,465.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,905,846.72 : 2,631,299.52 = 1,181,465.28 : x
2. Step 2: Convert to fraction form
   1,905,846.72/2,631,299.52 = 1,181,465.28/x
3. Step 3: Cross multiply
   1,905,846.72x = 2,631,299.52 × 1,181,465.28
4. Step 4: Simplify right side
   1,905,846.72x = 3,108,789,024,160.67
5. Step 5: Solve for x
   x = 3,108,789,024,160.67/1,905,846.72
6. Step 6: Final answer
   x = 1,631,185.23