Finding the Fourth Proportional to 2,367,616.59, 3,551,457.69 and 770,188.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,367,616.59 : 3,551,457.69 = 770,188.05 : x
2. Step 2: Convert to fraction form
   2,367,616.59/3,551,457.69 = 770,188.05/x
3. Step 3: Cross multiply
   2,367,616.59x = 3,551,457.69 × 770,188.05
4. Step 4: Simplify right side
   2,367,616.59x = 2,735,290,272,918.60
5. Step 5: Solve for x
   x = 2,735,290,272,918.60/2,367,616.59
6. Step 6: Final answer
   x = 1,155,292.75