Finding the Fourth Proportional to 839,764.63, 1,156,663.69 and 696,064.15

Step by Step Solution

1. Step 1: Write the proportion equation
   839,764.63 : 1,156,663.69 = 696,064.15 : x
2. Step 2: Convert to fraction form
   839,764.63/1,156,663.69 = 696,064.15/x
3. Step 3: Cross multiply
   839,764.63x = 1,156,663.69 × 696,064.15
4. Step 4: Simplify right side
   839,764.63x = 805,112,128,215.71
5. Step 5: Solve for x
   x = 805,112,128,215.71/839,764.63
6. Step 6: Final answer
   x = 958,735.46