Finding the Fourth Proportional to 2,271,019.15, 3,405,156.63 and 905,002.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,271,019.15 : 3,405,156.63 = 905,002.99 : x
2. Step 2: Convert to fraction form
   2,271,019.15/3,405,156.63 = 905,002.99/x
3. Step 3: Cross multiply
   2,271,019.15x = 3,405,156.63 × 905,002.99
4. Step 4: Simplify right side
   2,271,019.15x = 3,081,676,931,568.32
5. Step 5: Solve for x
   x = 3,081,676,931,568.32/2,271,019.15
6. Step 6: Final answer
   x = 1,356,957.70