Finding the Fourth Proportional to 782,636.82, 1,174,481.33 and 277,196.01

Step by Step Solution

1. Step 1: Write the proportion equation
   782,636.82 : 1,174,481.33 = 277,196.01 : x
2. Step 2: Convert to fraction form
   782,636.82/1,174,481.33 = 277,196.01/x
3. Step 3: Cross multiply
   782,636.82x = 1,174,481.33 × 277,196.01
4. Step 4: Simplify right side
   782,636.82x = 325,561,537,109.51
5. Step 5: Solve for x
   x = 325,561,537,109.51/782,636.82
6. Step 6: Final answer
   x = 415,980.35