Finding the Fourth Proportional to 1,788,789.99, 2,469,915.78 and 1,374,670.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,788,789.99 : 2,469,915.78 = 1,374,670.83 : x
2. Step 2: Convert to fraction form
   1,788,789.99/2,469,915.78 = 1,374,670.83/x
3. Step 3: Cross multiply
   1,788,789.99x = 2,469,915.78 × 1,374,670.83
4. Step 4: Simplify right side
   1,788,789.99x = 3,395,321,175,322.70
5. Step 5: Solve for x
   x = 3,395,321,175,322.70/1,788,789.99
6. Step 6: Final answer
   x = 1,898,110.56