Finding the Fourth Proportional to 209,621.34, 314,443.49 and 59,849.91

Step by Step Solution

1. Step 1: Write the proportion equation
   209,621.34 : 314,443.49 = 59,849.91 : x
2. Step 2: Convert to fraction form
   209,621.34/314,443.49 = 59,849.91/x
3. Step 3: Cross multiply
   209,621.34x = 314,443.49 × 59,849.91
4. Step 4: Simplify right side
   209,621.34x = 18,819,414,277.34
5. Step 5: Solve for x
   x = 18,819,414,277.34/209,621.34
6. Step 6: Final answer
   x = 89,778.14