Finding the Fourth Proportional to 208,041.99, 311,875.72 and 74,828.63

Step by Step Solution

1. Step 1: Write the proportion equation
   208,041.99 : 311,875.72 = 74,828.63 : x
2. Step 2: Convert to fraction form
   208,041.99/311,875.72 = 74,828.63/x
3. Step 3: Cross multiply
   208,041.99x = 311,875.72 × 74,828.63
4. Step 4: Simplify right side
   208,041.99x = 23,337,231,111.41
5. Step 5: Solve for x
   x = 23,337,231,111.41/208,041.99
6. Step 6: Final answer
   x = 112,175.58