Finding the Fourth Proportional to 1,501,561.33, 2,072,153.98 and 813,233.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501,561.33 : 2,072,153.98 = 813,233.22 : x
2. Step 2: Convert to fraction form
   1,501,561.33/2,072,153.98 = 813,233.22/x
3. Step 3: Cross multiply
   1,501,561.33x = 2,072,153.98 × 813,233.22
4. Step 4: Simplify right side
   1,501,561.33x = 1,685,144,452,565.11
5. Step 5: Solve for x
   x = 1,685,144,452,565.11/1,501,561.33
6. Step 6: Final answer
   x = 1,122,261.49