Finding the Fourth Proportional to 2,091,010.76, 2,885,644.56 and 1,173,307.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091,010.76 : 2,885,644.56 = 1,173,307.80 : x
2. Step 2: Convert to fraction form
   2,091,010.76/2,885,644.56 = 1,173,307.80/x
3. Step 3: Cross multiply
   2,091,010.76x = 2,885,644.56 × 1,173,307.80
4. Step 4: Simplify right side
   2,091,010.76x = 3,385,749,270,275.57
5. Step 5: Solve for x
   x = 3,385,749,270,275.57/2,091,010.76
6. Step 6: Final answer
   x = 1,619,192.66