Finding the Fourth Proportional to 2,012,112.42, 2,777,109.63 and 1,153,248.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012,112.42 : 2,777,109.63 = 1,153,248.30 : x
2. Step 2: Convert to fraction form
   2,012,112.42/2,777,109.63 = 1,153,248.30/x
3. Step 3: Cross multiply
   2,012,112.42x = 2,777,109.63 × 1,153,248.30
4. Step 4: Simplify right side
   2,012,112.42x = 3,202,696,959,711.13
5. Step 5: Solve for x
   x = 3,202,696,959,711.13/2,012,112.42
6. Step 6: Final answer
   x = 1,591,708.76