Finding the Fourth Proportional to 1,938,419.99, 2,675,847.55 and 1,379,974.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,938,419.99 : 2,675,847.55 = 1,379,974.89 : x
2. Step 2: Convert to fraction form
   1,938,419.99/2,675,847.55 = 1,379,974.89/x
3. Step 3: Cross multiply
   1,938,419.99x = 2,675,847.55 × 1,379,974.89
4. Step 4: Simplify right side
   1,938,419.99x = 3,692,602,411,181.32
5. Step 5: Solve for x
   x = 3,692,602,411,181.32/1,938,419.99
6. Step 6: Final answer
   x = 1,904,954.77