Finding the Fourth Proportional to 1,406,510.72, 2,109,756.72 and 341,545.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,406,510.72 : 2,109,756.72 = 341,545.52 : x
2. Step 2: Convert to fraction form
   1,406,510.72/2,109,756.72 = 341,545.52/x
3. Step 3: Cross multiply
   1,406,510.72x = 2,109,756.72 × 341,545.52
4. Step 4: Simplify right side
   1,406,510.72x = 720,577,956,005.90
5. Step 5: Solve for x
   x = 720,577,956,005.90/1,406,510.72
6. Step 6: Final answer
   x = 512,316.01