Finding the Fourth Proportional to 1,123,034.88, 1,685,719.04 and 650,643.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,034.88 : 1,685,719.04 = 650,643.20 : x
2. Step 2: Convert to fraction form
   1,123,034.88/1,685,719.04 = 650,643.20/x
3. Step 3: Cross multiply
   1,123,034.88x = 1,685,719.04 × 650,643.20
4. Step 4: Simplify right side
   1,123,034.88x = 1,096,801,630,486.53
5. Step 5: Solve for x
   x = 1,096,801,630,486.53/1,123,034.88
6. Step 6: Final answer
   x = 976,640.75