Finding the Fourth Proportional to 3,812,490.72, 5,719,842.90 and 1,536,840.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,812,490.72 : 5,719,842.90 = 1,536,840.72 : x
2. Step 2: Convert to fraction form
   3,812,490.72/5,719,842.90 = 1,536,840.72/x
3. Step 3: Cross multiply
   3,812,490.72x = 5,719,842.90 × 1,536,840.72
4. Step 4: Simplify right side
   3,812,490.72x = 8,790,487,480,722.89
5. Step 5: Solve for x
   x = 8,790,487,480,722.89/3,812,490.72
6. Step 6: Final answer
   x = 2,305,707.25