Finding the Fourth Proportional to 2,147,152.58, 2,963,076.60 and 1,229,395.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147,152.58 : 2,963,076.60 = 1,229,395.88 : x
2. Step 2: Convert to fraction form
   2,147,152.58/2,963,076.60 = 1,229,395.88/x
3. Step 3: Cross multiply
   2,147,152.58x = 2,963,076.60 × 1,229,395.88
4. Step 4: Simplify right side
   2,147,152.58x = 3,642,794,164,164.41
5. Step 5: Solve for x
   x = 3,642,794,164,164.41/2,147,152.58
6. Step 6: Final answer
   x = 1,696,569.77