Finding the Fourth Proportional to 978,251.72, 1,349,959.32 and 596,139.08

Step by Step Solution

1. Step 1: Write the proportion equation
   978,251.72 : 1,349,959.32 = 596,139.08 : x
2. Step 2: Convert to fraction form
   978,251.72/1,349,959.32 = 596,139.08/x
3. Step 3: Cross multiply
   978,251.72x = 1,349,959.32 × 596,139.08
4. Step 4: Simplify right side
   978,251.72x = 804,763,507,062.23
5. Step 5: Solve for x
   x = 804,763,507,062.23/978,251.72
6. Step 6: Final answer
   x = 822,654.83