Finding the Fourth Proportional to 119,500.42, 164,916.53 and 65,784.87

Step by Step Solution

1. Step 1: Write the proportion equation
   119,500.42 : 164,916.53 = 65,784.87 : x
2. Step 2: Convert to fraction form
   119,500.42/164,916.53 = 65,784.87/x
3. Step 3: Cross multiply
   119,500.42x = 164,916.53 × 65,784.87
4. Step 4: Simplify right side
   119,500.42x = 10,849,012,486.90
5. Step 5: Solve for x
   x = 10,849,012,486.90/119,500.42
6. Step 6: Final answer
   x = 90,786.40