Finding the Fourth Proportional to 114,654.65, 171,796.32 and 70,146.50

Step by Step Solution

1. Step 1: Write the proportion equation
   114,654.65 : 171,796.32 = 70,146.50 : x
2. Step 2: Convert to fraction form
   114,654.65/171,796.32 = 70,146.50/x
3. Step 3: Cross multiply
   114,654.65x = 171,796.32 × 70,146.50
4. Step 4: Simplify right side
   114,654.65x = 12,050,909,701.90
5. Step 5: Solve for x
   x = 12,050,909,701.90/114,654.65
6. Step 6: Final answer
   x = 105,106.16