Finding the Fourth Proportional to 891,182.79, 1,229,832.56 and 483,284.50

Step by Step Solution

1. Step 1: Write the proportion equation
   891,182.79 : 1,229,832.56 = 483,284.50 : x
2. Step 2: Convert to fraction form
   891,182.79/1,229,832.56 = 483,284.50/x
3. Step 3: Cross multiply
   891,182.79x = 1,229,832.56 × 483,284.50
4. Step 4: Simplify right side
   891,182.79x = 594,359,011,976.95
5. Step 5: Solve for x
   x = 594,359,011,976.95/891,182.79
6. Step 6: Final answer
   x = 666,932.78