Finding the Fourth Proportional to 1,094,978.94, 1,641,579.20 and 455,761.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,094,978.94 : 1,641,579.20 = 455,761.14 : x
2. Step 2: Convert to fraction form
   1,094,978.94/1,641,579.20 = 455,761.14/x
3. Step 3: Cross multiply
   1,094,978.94x = 1,641,579.20 × 455,761.14
4. Step 4: Simplify right side
   1,094,978.94x = 748,168,008,731.69
5. Step 5: Solve for x
   x = 748,168,008,731.69/1,094,978.94
6. Step 6: Final answer
   x = 683,271.60