Finding the Fourth Proportional to 2,045,311.30, 3,065,342.55 and 978,055.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045,311.30 : 3,065,342.55 = 978,055.30 : x
2. Step 2: Convert to fraction form
   2,045,311.30/3,065,342.55 = 978,055.30/x
3. Step 3: Cross multiply
   2,045,311.30x = 3,065,342.55 × 978,055.30
4. Step 4: Simplify right side
   2,045,311.30x = 2,998,074,527,343.02
5. Step 5: Solve for x
   x = 2,998,074,527,343.02/2,045,311.30
6. Step 6: Final answer
   x = 1,465,827.98