Finding the Fourth Proportional to 114,527.21, 171,834.55 and 64,663.61

Step by Step Solution

1. Step 1: Write the proportion equation
   114,527.21 : 171,834.55 = 64,663.61 : x
2. Step 2: Convert to fraction form
   114,527.21/171,834.55 = 64,663.61/x
3. Step 3: Cross multiply
   114,527.21x = 171,834.55 × 64,663.61
4. Step 4: Simplify right side
   114,527.21x = 11,111,441,304.89
5. Step 5: Solve for x
   x = 11,111,441,304.89/114,527.21
6. Step 6: Final answer
   x = 97,020.10