Finding the Fourth Proportional to 1,059,499.34, 1,579,268.23 and 974,468.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059,499.34 : 1,579,268.23 = 974,468.78 : x
2. Step 2: Convert to fraction form
   1,059,499.34/1,579,268.23 = 974,468.78/x
3. Step 3: Cross multiply
   1,059,499.34x = 1,579,268.23 × 974,468.78
4. Step 4: Simplify right side
   1,059,499.34x = 1,538,947,585,380.86
5. Step 5: Solve for x
   x = 1,538,947,585,380.86/1,059,499.34
6. Step 6: Final answer
   x = 1,452,523.40