Finding the Fourth Proportional to 174,002.70, 243,078.90 and 174,002.70

Step by Step Solution

1. Step 1: Write the proportion equation
   174,002.70 : 243,078.90 = 174,002.70 : x
2. Step 2: Convert to fraction form
   174,002.70/243,078.90 = 174,002.70/x
3. Step 3: Cross multiply
   174,002.70x = 243,078.90 × 174,002.70
4. Step 4: Simplify right side
   174,002.70x = 42,296,384,913.03
5. Step 5: Solve for x
   x = 42,296,384,913.03/174,002.70
6. Step 6: Final answer
   x = 243,078.90