Finding the Fourth Proportional to 2,387,116.17, 3,294,262.31 and 1,299,419.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,387,116.17 : 3,294,262.31 = 1,299,419.01 : x
2. Step 2: Convert to fraction form
   2,387,116.17/3,294,262.31 = 1,299,419.01/x
3. Step 3: Cross multiply
   2,387,116.17x = 3,294,262.31 × 1,299,419.01
4. Step 4: Simplify right side
   2,387,116.17x = 4,280,627,063,043.42
5. Step 5: Solve for x
   x = 4,280,627,063,043.42/2,387,116.17
6. Step 6: Final answer
   x = 1,793,221.09