Finding the Fourth Proportional to 151,422.50, 227,144.69 and 61,421.99

Step by Step Solution

1. Step 1: Write the proportion equation
   151,422.50 : 227,144.69 = 61,421.99 : x
2. Step 2: Convert to fraction form
   151,422.50/227,144.69 = 61,421.99/x
3. Step 3: Cross multiply
   151,422.50x = 227,144.69 × 61,421.99
4. Step 4: Simplify right side
   151,422.50x = 13,951,677,434.90
5. Step 5: Solve for x
   x = 13,951,677,434.90/151,422.50
6. Step 6: Final answer
   x = 92,137.42