Finding the Fourth Proportional to 132,665.68, 183,077.52 and 75,316

Step by Step Solution

1. Step 1: Write the proportion equation
   132,665.68 : 183,077.52 = 75,316 : x
2. Step 2: Convert to fraction form
   132,665.68/183,077.52 = 75,316/x
3. Step 3: Cross multiply
   132,665.68x = 183,077.52 × 75,316
4. Step 4: Simplify right side
   132,665.68x = 13,788,666,496.32
5. Step 5: Solve for x
   x = 13,788,666,496.32/132,665.68
6. Step 6: Final answer
   x = 103,935.45