Finding the Fourth Proportional to 174,429, 261,682.50 and 63,621

Step by Step Solution

1. Step 1: Write the proportion equation
   174,429 : 261,682.50 = 63,621 : x
2. Step 2: Convert to fraction form
   174,429/261,682.50 = 63,621/x
3. Step 3: Cross multiply
   174,429x = 261,682.50 × 63,621
4. Step 4: Simplify right side
   174,429x = 16,648,502,332.50
5. Step 5: Solve for x
   x = 16,648,502,332.50/174,429
6. Step 6: Final answer
   x = 95,445.72