Finding the Fourth Proportional to 740,519.34, 1,110,817.05 and 208,081.89

Step by Step Solution

1. Step 1: Write the proportion equation
   740,519.34 : 1,110,817.05 = 208,081.89 : x
2. Step 2: Convert to fraction form
   740,519.34/1,110,817.05 = 208,081.89/x
3. Step 3: Cross multiply
   740,519.34x = 1,110,817.05 × 208,081.89
4. Step 4: Simplify right side
   740,519.34x = 231,140,911,208.23
5. Step 5: Solve for x
   x = 231,140,911,208.23/740,519.34
6. Step 6: Final answer
   x = 312,133.52