Finding the Fourth Proportional to 1,091,716.34, 1,506,574.72 and 633,103.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,091,716.34 : 1,506,574.72 = 633,103.21 : x
2. Step 2: Convert to fraction form
   1,091,716.34/1,506,574.72 = 633,103.21/x
3. Step 3: Cross multiply
   1,091,716.34x = 1,506,574.72 × 633,103.21
4. Step 4: Simplify right side
   1,091,716.34x = 953,817,291,336.85
5. Step 5: Solve for x
   x = 953,817,291,336.85/1,091,716.34
6. Step 6: Final answer
   x = 873,686.01