Finding the Fourth Proportional to 1,165,508.17, 1,748,499.58 and 491,591.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,165,508.17 : 1,748,499.58 = 491,591.98 : x
2. Step 2: Convert to fraction form
   1,165,508.17/1,748,499.58 = 491,591.98/x
3. Step 3: Cross multiply
   1,165,508.17x = 1,748,499.58 × 491,591.98
4. Step 4: Simplify right side
   1,165,508.17x = 859,548,370,561.37
5. Step 5: Solve for x
   x = 859,548,370,561.37/1,165,508.17
6. Step 6: Final answer
   x = 737,488.07