Finding the Fourth Proportional to 1,522,168.23, 2,099,142.69 and 910,221.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522,168.23 : 2,099,142.69 = 910,221.33 : x
2. Step 2: Convert to fraction form
   1,522,168.23/2,099,142.69 = 910,221.33/x
3. Step 3: Cross multiply
   1,522,168.23x = 2,099,142.69 × 910,221.33
4. Step 4: Simplify right side
   1,522,168.23x = 1,910,684,460,730.03
5. Step 5: Solve for x
   x = 1,910,684,460,730.03/1,522,168.23
6. Step 6: Final answer
   x = 1,255,238.69