Finding the Fourth Proportional to 740,520.34, 1,110,818.55 and 208,082.89

Step by Step Solution

1. Step 1: Write the proportion equation
   740,520.34 : 1,110,818.55 = 208,082.89 : x
2. Step 2: Convert to fraction form
   740,520.34/1,110,818.55 = 208,082.89/x
3. Step 3: Cross multiply
   740,520.34x = 1,110,818.55 × 208,082.89
4. Step 4: Simplify right side
   740,520.34x = 231,142,334,149.61
5. Step 5: Solve for x
   x = 231,142,334,149.61/740,520.34
6. Step 6: Final answer
   x = 312,135.02