Finding the Fourth Proportional to 108,526.30, 149,774.22 and 65,516.37

Step by Step Solution

1. Step 1: Write the proportion equation
   108,526.30 : 149,774.22 = 65,516.37 : x
2. Step 2: Convert to fraction form
   108,526.30/149,774.22 = 65,516.37/x
3. Step 3: Cross multiply
   108,526.30x = 149,774.22 × 65,516.37
4. Step 4: Simplify right side
   108,526.30x = 9,812,663,213.98
5. Step 5: Solve for x
   x = 9,812,663,213.98/108,526.30
6. Step 6: Final answer
   x = 90,417.38