Finding the Fourth Proportional to 1,150,649.82, 1,725,973.23 and 309,201.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150,649.82 : 1,725,973.23 = 309,201.60 : x
2. Step 2: Convert to fraction form
   1,150,649.82/1,725,973.23 = 309,201.60/x
3. Step 3: Cross multiply
   1,150,649.82x = 1,725,973.23 × 309,201.60
4. Step 4: Simplify right side
   1,150,649.82x = 533,673,684,273.17
5. Step 5: Solve for x
   x = 533,673,684,273.17/1,150,649.82
6. Step 6: Final answer
   x = 463,802.00