Finding the Fourth Proportional to 2,012,428.86, 3,017,424.18 and 903,081.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012,428.86 : 3,017,424.18 = 903,081.57 : x
2. Step 2: Convert to fraction form
   2,012,428.86/3,017,424.18 = 903,081.57/x
3. Step 3: Cross multiply
   2,012,428.86x = 3,017,424.18 × 903,081.57
4. Step 4: Simplify right side
   2,012,428.86x = 2,724,980,165,830.36
5. Step 5: Solve for x
   x = 2,724,980,165,830.36/2,012,428.86
6. Step 6: Final answer
   x = 1,354,075.28