Finding the Fourth Proportional to 2,817,916.51, 3,888,726.20 and 1,528,756.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,817,916.51 : 3,888,726.20 = 1,528,756.56 : x
2. Step 2: Convert to fraction form
   2,817,916.51/3,888,726.20 = 1,528,756.56/x
3. Step 3: Cross multiply
   2,817,916.51x = 3,888,726.20 × 1,528,756.56
4. Step 4: Simplify right side
   2,817,916.51x = 5,944,915,688,293.87
5. Step 5: Solve for x
   x = 5,944,915,688,293.87/2,817,916.51
6. Step 6: Final answer
   x = 2,109,684.82