Finding the Fourth Proportional to 1,406,499.10, 2,109,719.49 and 341,546.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,406,499.10 : 2,109,719.49 = 341,546.74 : x
2. Step 2: Convert to fraction form
   1,406,499.10/2,109,719.49 = 341,546.74/x
3. Step 3: Cross multiply
   1,406,499.10x = 2,109,719.49 × 341,546.74
4. Step 4: Simplify right side
   1,406,499.10x = 720,567,814,123.96
5. Step 5: Solve for x
   x = 720,567,814,123.96/1,406,499.10
6. Step 6: Final answer
   x = 512,313.03