Finding the Fourth Proportional to 1,200,367.08, 1,656,483.27 and 656,501.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200,367.08 : 1,656,483.27 = 656,501.18 : x
2. Step 2: Convert to fraction form
   1,200,367.08/1,656,483.27 = 656,501.18/x
3. Step 3: Cross multiply
   1,200,367.08x = 1,656,483.27 × 656,501.18
4. Step 4: Simplify right side
   1,200,367.08x = 1,087,483,221,405.26
5. Step 5: Solve for x
   x = 1,087,483,221,405.26/1,200,367.08
6. Step 6: Final answer
   x = 905,958.89