Finding the Fourth Proportional to 152,665.50, 210,678.48 and 93,049.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,665.50 : 210,678.48 = 93,049.50 : x
2. Step 2: Convert to fraction form
   152,665.50/210,678.48 = 93,049.50/x
3. Step 3: Cross multiply
   152,665.50x = 210,678.48 × 93,049.50
4. Step 4: Simplify right side
   152,665.50x = 19,603,527,224.76
5. Step 5: Solve for x
   x = 19,603,527,224.76/152,665.50
6. Step 6: Final answer
   x = 128,408.36