Finding the Fourth Proportional to 152,210.53, 210,061.04 and 84,230.37

Step by Step Solution

1. Step 1: Write the proportion equation
   152,210.53 : 210,061.04 = 84,230.37 : x
2. Step 2: Convert to fraction form
   152,210.53/210,061.04 = 84,230.37/x
3. Step 3: Cross multiply
   152,210.53x = 210,061.04 × 84,230.37
4. Step 4: Simplify right side
   152,210.53x = 17,693,519,121.78
5. Step 5: Solve for x
   x = 17,693,519,121.78/152,210.53
6. Step 6: Final answer
   x = 116,243.73