Finding the Fourth Proportional to 2,819,315.76, 3,890,659.53 and 1,530,156.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,819,315.76 : 3,890,659.53 = 1,530,156.16 : x
2. Step 2: Convert to fraction form
   2,819,315.76/3,890,659.53 = 1,530,156.16/x
3. Step 3: Cross multiply
   2,819,315.76x = 3,890,659.53 × 1,530,156.16
4. Step 4: Simplify right side
   2,819,315.76x = 5,953,316,646,292.20
5. Step 5: Solve for x
   x = 5,953,316,646,292.20/2,819,315.76
6. Step 6: Final answer
   x = 2,111,617.55