Finding the Fourth Proportional to 1,665,691.85, 2,499,533.18 and 1,530,174.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,691.85 : 2,499,533.18 = 1,530,174.40 : x
2. Step 2: Convert to fraction form
   1,665,691.85/2,499,533.18 = 1,530,174.40/x
3. Step 3: Cross multiply
   1,665,691.85x = 2,499,533.18 × 1,530,174.40
4. Step 4: Simplify right side
   1,665,691.85x = 3,824,721,683,986.59
5. Step 5: Solve for x
   x = 3,824,721,683,986.59/1,665,691.85
6. Step 6: Final answer
   x = 2,296,176.02