Finding the Fourth Proportional to 859,667.58, 1,185,973.34 and 536,817.17

Step by Step Solution

1. Step 1: Write the proportion equation
   859,667.58 : 1,185,973.34 = 536,817.17 : x
2. Step 2: Convert to fraction form
   859,667.58/1,185,973.34 = 536,817.17/x
3. Step 3: Cross multiply
   859,667.58x = 1,185,973.34 × 536,817.17
4. Step 4: Simplify right side
   859,667.58x = 636,650,856,381.22
5. Step 5: Solve for x
   x = 636,650,856,381.22/859,667.58
6. Step 6: Final answer
   x = 740,577.95