Finding the Fourth Proportional to 2,769,911.34, 4,155,104.88 and 972,640.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,769,911.34 : 4,155,104.88 = 972,640.32 : x
2. Step 2: Convert to fraction form
   2,769,911.34/4,155,104.88 = 972,640.32/x
3. Step 3: Cross multiply
   2,769,911.34x = 4,155,104.88 × 972,640.32
4. Step 4: Simplify right side
   2,769,911.34x = 4,041,422,540,116.76
5. Step 5: Solve for x
   x = 4,041,422,540,116.76/2,769,911.34
6. Step 6: Final answer
   x = 1,459,044.01