Finding the Fourth Proportional to 1,085,697.32, 1,499,038.80 and 723,974

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,697.32 : 1,499,038.80 = 723,974 : x
2. Step 2: Convert to fraction form
   1,085,697.32/1,499,038.80 = 723,974/x
3. Step 3: Cross multiply
   1,085,697.32x = 1,499,038.80 × 723,974
4. Step 4: Simplify right side
   1,085,697.32x = 1,085,265,116,191.20
5. Step 5: Solve for x
   x = 1,085,265,116,191.20/1,085,697.32
6. Step 6: Final answer
   x = 999,601.91