Finding the Fourth Proportional to 2,723,819.78, 3,758,749.99 and 1,561,432.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,723,819.78 : 3,758,749.99 = 1,561,432.72 : x
2. Step 2: Convert to fraction form
   2,723,819.78/3,758,749.99 = 1,561,432.72/x
3. Step 3: Cross multiply
   2,723,819.78x = 3,758,749.99 × 1,561,432.72
4. Step 4: Simplify right side
   2,723,819.78x = 5,869,035,212,878.51
5. Step 5: Solve for x
   x = 5,869,035,212,878.51/2,723,819.78
6. Step 6: Final answer
   x = 2,154,707.61