Finding the Fourth Proportional to 146,156.50, 201,696.65 and 79,088.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,156.50 : 201,696.65 = 79,088.50 : x
2. Step 2: Convert to fraction form
   146,156.50/201,696.65 = 79,088.50/x
3. Step 3: Cross multiply
   146,156.50x = 201,696.65 × 79,088.50
4. Step 4: Simplify right side
   146,156.50x = 15,951,885,656.79
5. Step 5: Solve for x
   x = 15,951,885,656.79/146,156.50
6. Step 6: Final answer
   x = 109,142.50