Finding the Fourth Proportional to 2,648,860.52, 3,656,126.43 and 1,561,856.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648,860.52 : 3,656,126.43 = 1,561,856.18 : x
2. Step 2: Convert to fraction form
   2,648,860.52/3,656,126.43 = 1,561,856.18/x
3. Step 3: Cross multiply
   2,648,860.52x = 3,656,126.43 × 1,561,856.18
4. Step 4: Simplify right side
   2,648,860.52x = 5,710,343,641,276.21
5. Step 5: Solve for x
   x = 5,710,343,641,276.21/2,648,860.52
6. Step 6: Final answer
   x = 2,155,773.63