Finding the Fourth Proportional to 1,140,354.51, 1,710,588.72 and 341,559.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,140,354.51 : 1,710,588.72 = 341,559.96 : x
2. Step 2: Convert to fraction form
   1,140,354.51/1,710,588.72 = 341,559.96/x
3. Step 3: Cross multiply
   1,140,354.51x = 1,710,588.72 × 341,559.96
4. Step 4: Simplify right side
   1,140,354.51x = 584,268,613,071.85
5. Step 5: Solve for x
   x = 584,268,613,071.85/1,140,354.51
6. Step 6: Final answer
   x = 512,357.00