Finding the Fourth Proportional to 152,527.59, 210,485.53 and 83,616.59

Step by Step Solution

1. Step 1: Write the proportion equation
   152,527.59 : 210,485.53 = 83,616.59 : x
2. Step 2: Convert to fraction form
   152,527.59/210,485.53 = 83,616.59/x
3. Step 3: Cross multiply
   152,527.59x = 210,485.53 × 83,616.59
4. Step 4: Simplify right side
   152,527.59x = 17,600,082,262.94
5. Step 5: Solve for x
   x = 17,600,082,262.94/152,527.59
6. Step 6: Final answer
   x = 115,389.50