Finding the Fourth Proportional to 1,173,759.91, 1,769,691.89 and 1,166,473.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,173,759.91 : 1,769,691.89 = 1,166,473.55 : x
2. Step 2: Convert to fraction form
   1,173,759.91/1,769,691.89 = 1,166,473.55/x
3. Step 3: Cross multiply
   1,173,759.91x = 1,769,691.89 × 1,166,473.55
4. Step 4: Simplify right side
   1,173,759.91x = 2,064,298,788,674.92
5. Step 5: Solve for x
   x = 2,064,298,788,674.92/1,173,759.91
6. Step 6: Final answer
   x = 1,758,706.17