Finding the Fourth Proportional to 2,789,955, 4,186,219.54 and 1,274,102.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,789,955 : 4,186,219.54 = 1,274,102.60 : x
2. Step 2: Convert to fraction form
   2,789,955/4,186,219.54 = 1,274,102.60/x
3. Step 3: Cross multiply
   2,789,955x = 4,186,219.54 × 1,274,102.60
4. Step 4: Simplify right side
   2,789,955x = 5,333,673,200,084.81
5. Step 5: Solve for x
   x = 5,333,673,200,084.81/2,789,955
6. Step 6: Final answer
   x = 1,911,741.66