Finding the Fourth Proportional to 131,602.50, 197,424.18 and 42,835.14

Step by Step Solution

1. Step 1: Write the proportion equation
   131,602.50 : 197,424.18 = 42,835.14 : x
2. Step 2: Convert to fraction form
   131,602.50/197,424.18 = 42,835.14/x
3. Step 3: Cross multiply
   131,602.50x = 197,424.18 × 42,835.14
4. Step 4: Simplify right side
   131,602.50x = 8,456,692,389.69
5. Step 5: Solve for x
   x = 8,456,692,389.69/131,602.50
6. Step 6: Final answer
   x = 64,259.36